Refactor GL bindings so there is no global GLApi or DriverGL.

ui/gl/gl_bindings_autogen_gl4.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// This file is auto-generated from
+// ui/gl/generate_bindings.py
+// It's formatted by clang-format using chromium coding style:
+//    clang-format -i -style=chromium filename
+// DO NOT EDIT!
+
+#include <string>
+
+#include "base/trace_event/trace_event.h"
+#include "ui/gl/gl_bindings.h"
+#include "ui/gl/gl_context.h"
+#include "ui/gl/gl_enums.h"
+#include "ui/gl/gl_gl_api_implementation.h"
+#include "ui/gl/gl_implementation.h"
+#include "ui/gl/gl_version_info.h"
+
+namespace gl {
+
+void NoContextGLApi::glActiveTextureFn(GLenum texture) {
+  NOTREACHED() << "Trying to call glActiveTexture() without current GL context";
+  LOG(ERROR) << "Trying to call glActiveTexture() without current GL context";
+}
+
+void NoContextGLApi::glApplyFramebufferAttachmentCMAAINTELFn(void) {
+  NOTREACHED() << "Trying to call glApplyFramebufferAttachmentCMAAINTEL() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glApplyFramebufferAttachmentCMAAINTEL() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glAttachShaderFn(GLuint program, GLuint shader) {
+  NOTREACHED() << "Trying to call glAttachShader() without current GL context";
+  LOG(ERROR) << "Trying to call glAttachShader() without current GL context";
+}
+
+void NoContextGLApi::glBeginQueryFn(GLenum target, GLuint id) {
+  NOTREACHED() << "Trying to call glBeginQuery() without current GL context";
+  LOG(ERROR) << "Trying to call glBeginQuery() without current GL context";
+}
+
+void NoContextGLApi::glBeginTransformFeedbackFn(GLenum primitiveMode) {
+  NOTREACHED()
+      << "Trying to call glBeginTransformFeedback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBeginTransformFeedback() without current GL context";
+}
+
+void NoContextGLApi::glBindAttribLocationFn(GLuint program,
+                                            GLuint index,
+                                            const char* name) {
+  NOTREACHED()
+      << "Trying to call glBindAttribLocation() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindAttribLocation() without current GL context";
+}
+
+void NoContextGLApi::glBindBufferFn(GLenum target, GLuint buffer) {
+  NOTREACHED() << "Trying to call glBindBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glBindBuffer() without current GL context";
+}
+
+void NoContextGLApi::glBindBufferBaseFn(GLenum target,
+                                        GLuint index,
+                                        GLuint buffer) {
+  NOTREACHED()
+      << "Trying to call glBindBufferBase() without current GL context";
+  LOG(ERROR) << "Trying to call glBindBufferBase() without current GL context";
+}
+
+void NoContextGLApi::glBindBufferRangeFn(GLenum target,
+                                         GLuint index,
+                                         GLuint buffer,
+                                         GLintptr offset,
+                                         GLsizeiptr size) {
+  NOTREACHED()
+      << "Trying to call glBindBufferRange() without current GL context";
+  LOG(ERROR) << "Trying to call glBindBufferRange() without current GL context";
+}
+
+void NoContextGLApi::glBindFragDataLocationFn(GLuint program,
+                                              GLuint colorNumber,
+                                              const char* name) {
+  NOTREACHED()
+      << "Trying to call glBindFragDataLocation() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindFragDataLocation() without current GL context";
+}
+
+void NoContextGLApi::glBindFragDataLocationIndexedFn(GLuint program,
+                                                     GLuint colorNumber,
+                                                     GLuint index,
+                                                     const char* name) {
+  NOTREACHED() << "Trying to call glBindFragDataLocationIndexed() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glBindFragDataLocationIndexed() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glBindFramebufferEXTFn(GLenum target, GLuint framebuffer) {
+  NOTREACHED()
+      << "Trying to call glBindFramebufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindFramebufferEXT() without current GL context";
+}
+
+void NoContextGLApi::glBindImageTextureEXTFn(GLuint index,
+                                             GLuint texture,
+                                             GLint level,
+                                             GLboolean layered,
+                                             GLint layer,
+                                             GLenum access,
+                                             GLint format) {
+  NOTREACHED()
+      << "Trying to call glBindImageTextureEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindImageTextureEXT() without current GL context";
+}
+
+void NoContextGLApi::glBindRenderbufferEXTFn(GLenum target,
+                                             GLuint renderbuffer) {
+  NOTREACHED()
+      << "Trying to call glBindRenderbufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindRenderbufferEXT() without current GL context";
+}
+
+void NoContextGLApi::glBindSamplerFn(GLuint unit, GLuint sampler) {
+  NOTREACHED() << "Trying to call glBindSampler() without current GL context";
+  LOG(ERROR) << "Trying to call glBindSampler() without current GL context";
+}
+
+void NoContextGLApi::glBindTextureFn(GLenum target, GLuint texture) {
+  NOTREACHED() << "Trying to call glBindTexture() without current GL context";
+  LOG(ERROR) << "Trying to call glBindTexture() without current GL context";
+}
+
+void NoContextGLApi::glBindTransformFeedbackFn(GLenum target, GLuint id) {
+  NOTREACHED()
+      << "Trying to call glBindTransformFeedback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindTransformFeedback() without current GL context";
+}
+
+void NoContextGLApi::glBindUniformLocationCHROMIUMFn(GLuint program,
+                                                     GLint location,
+                                                     const char* name) {
+  NOTREACHED() << "Trying to call glBindUniformLocationCHROMIUM() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glBindUniformLocationCHROMIUM() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glBindVertexArrayOESFn(GLuint array) {
+  NOTREACHED()
+      << "Trying to call glBindVertexArrayOES() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBindVertexArrayOES() without current GL context";
+}
+
+void NoContextGLApi::glBlendBarrierKHRFn(void) {
+  NOTREACHED()
+      << "Trying to call glBlendBarrierKHR() without current GL context";
+  LOG(ERROR) << "Trying to call glBlendBarrierKHR() without current GL context";
+}
+
+void NoContextGLApi::glBlendColorFn(GLclampf red,
+                                    GLclampf green,
+                                    GLclampf blue,
+                                    GLclampf alpha) {
+  NOTREACHED() << "Trying to call glBlendColor() without current GL context";
+  LOG(ERROR) << "Trying to call glBlendColor() without current GL context";
+}
+
+void NoContextGLApi::glBlendEquationFn(GLenum mode) {
+  NOTREACHED() << "Trying to call glBlendEquation() without current GL context";
+  LOG(ERROR) << "Trying to call glBlendEquation() without current GL context";
+}
+
+void NoContextGLApi::glBlendEquationSeparateFn(GLenum modeRGB,
+                                               GLenum modeAlpha) {
+  NOTREACHED()
+      << "Trying to call glBlendEquationSeparate() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBlendEquationSeparate() without current GL context";
+}
+
+void NoContextGLApi::glBlendFuncFn(GLenum sfactor, GLenum dfactor) {
+  NOTREACHED() << "Trying to call glBlendFunc() without current GL context";
+  LOG(ERROR) << "Trying to call glBlendFunc() without current GL context";
+}
+
+void NoContextGLApi::glBlendFuncSeparateFn(GLenum srcRGB,
+                                           GLenum dstRGB,
+                                           GLenum srcAlpha,
+                                           GLenum dstAlpha) {
+  NOTREACHED()
+      << "Trying to call glBlendFuncSeparate() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBlendFuncSeparate() without current GL context";
+}
+
+void NoContextGLApi::glBlitFramebufferFn(GLint srcX0,
+                                         GLint srcY0,
+                                         GLint srcX1,
+                                         GLint srcY1,
+                                         GLint dstX0,
+                                         GLint dstY0,
+                                         GLint dstX1,
+                                         GLint dstY1,
+                                         GLbitfield mask,
+                                         GLenum filter) {
+  NOTREACHED()
+      << "Trying to call glBlitFramebuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glBlitFramebuffer() without current GL context";
+}
+
+void NoContextGLApi::glBlitFramebufferANGLEFn(GLint srcX0,
+                                              GLint srcY0,
+                                              GLint srcX1,
+                                              GLint srcY1,
+                                              GLint dstX0,
+                                              GLint dstY0,
+                                              GLint dstX1,
+                                              GLint dstY1,
+                                              GLbitfield mask,
+                                              GLenum filter) {
+  NOTREACHED()
+      << "Trying to call glBlitFramebufferANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBlitFramebufferANGLE() without current GL context";
+}
+
+void NoContextGLApi::glBlitFramebufferEXTFn(GLint srcX0,
+                                            GLint srcY0,
+                                            GLint srcX1,
+                                            GLint srcY1,
+                                            GLint dstX0,
+                                            GLint dstY0,
+                                            GLint dstX1,
+                                            GLint dstY1,
+                                            GLbitfield mask,
+                                            GLenum filter) {
+  NOTREACHED()
+      << "Trying to call glBlitFramebufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glBlitFramebufferEXT() without current GL context";
+}
+
+void NoContextGLApi::glBufferDataFn(GLenum target,
+                                    GLsizeiptr size,
+                                    const void* data,
+                                    GLenum usage) {
+  NOTREACHED() << "Trying to call glBufferData() without current GL context";
+  LOG(ERROR) << "Trying to call glBufferData() without current GL context";
+}
+
+void NoContextGLApi::glBufferSubDataFn(GLenum target,
+                                       GLintptr offset,
+                                       GLsizeiptr size,
+                                       const void* data) {
+  NOTREACHED() << "Trying to call glBufferSubData() without current GL context";
+  LOG(ERROR) << "Trying to call glBufferSubData() without current GL context";
+}
+
+GLenum NoContextGLApi::glCheckFramebufferStatusEXTFn(GLenum target) {
+  NOTREACHED() << "Trying to call glCheckFramebufferStatusEXT() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glCheckFramebufferStatusEXT() without current "
+                "GL context";
+  return static_cast<GLenum>(0);
+}
+
+void NoContextGLApi::glClearFn(GLbitfield mask) {
+  NOTREACHED() << "Trying to call glClear() without current GL context";
+  LOG(ERROR) << "Trying to call glClear() without current GL context";
+}
+
+void NoContextGLApi::glClearBufferfiFn(GLenum buffer,
+                                       GLint drawbuffer,
+                                       const GLfloat depth,
+                                       GLint stencil) {
+  NOTREACHED() << "Trying to call glClearBufferfi() without current GL context";
+  LOG(ERROR) << "Trying to call glClearBufferfi() without current GL context";
+}
+
+void NoContextGLApi::glClearBufferfvFn(GLenum buffer,
+                                       GLint drawbuffer,
+                                       const GLfloat* value) {
+  NOTREACHED() << "Trying to call glClearBufferfv() without current GL context";
+  LOG(ERROR) << "Trying to call glClearBufferfv() without current GL context";
+}
+
+void NoContextGLApi::glClearBufferivFn(GLenum buffer,
+                                       GLint drawbuffer,
+                                       const GLint* value) {
+  NOTREACHED() << "Trying to call glClearBufferiv() without current GL context";
+  LOG(ERROR) << "Trying to call glClearBufferiv() without current GL context";
+}
+
+void NoContextGLApi::glClearBufferuivFn(GLenum buffer,
+                                        GLint drawbuffer,
+                                        const GLuint* value) {
+  NOTREACHED()
+      << "Trying to call glClearBufferuiv() without current GL context";
+  LOG(ERROR) << "Trying to call glClearBufferuiv() without current GL context";
+}
+
+void NoContextGLApi::glClearColorFn(GLclampf red,
+                                    GLclampf green,
+                                    GLclampf blue,
+                                    GLclampf alpha) {
+  NOTREACHED() << "Trying to call glClearColor() without current GL context";
+  LOG(ERROR) << "Trying to call glClearColor() without current GL context";
+}
+
+void NoContextGLApi::glClearDepthFn(GLclampd depth) {
+  NOTREACHED() << "Trying to call glClearDepth() without current GL context";
+  LOG(ERROR) << "Trying to call glClearDepth() without current GL context";
+}
+
+void NoContextGLApi::glClearDepthfFn(GLclampf depth) {
+  NOTREACHED() << "Trying to call glClearDepthf() without current GL context";
+  LOG(ERROR) << "Trying to call glClearDepthf() without current GL context";
+}
+
+void NoContextGLApi::glClearStencilFn(GLint s) {
+  NOTREACHED() << "Trying to call glClearStencil() without current GL context";
+  LOG(ERROR) << "Trying to call glClearStencil() without current GL context";
+}
+
+GLenum NoContextGLApi::glClientWaitSyncFn(GLsync sync,
+                                          GLbitfield flags,
+                                          GLuint64 timeout) {
+  NOTREACHED()
+      << "Trying to call glClientWaitSync() without current GL context";
+  LOG(ERROR) << "Trying to call glClientWaitSync() without current GL context";
+  return static_cast<GLenum>(0);
+}
+
+void NoContextGLApi::glColorMaskFn(GLboolean red,
+                                   GLboolean green,
+                                   GLboolean blue,
+                                   GLboolean alpha) {
+  NOTREACHED() << "Trying to call glColorMask() without current GL context";
+  LOG(ERROR) << "Trying to call glColorMask() without current GL context";
+}
+
+void NoContextGLApi::glCompileShaderFn(GLuint shader) {
+  NOTREACHED() << "Trying to call glCompileShader() without current GL context";
+  LOG(ERROR) << "Trying to call glCompileShader() without current GL context";
+}
+
+void NoContextGLApi::glCompressedCopyTextureCHROMIUMFn(GLuint sourceId,
+                                                       GLuint destId) {
+  NOTREACHED() << "Trying to call glCompressedCopyTextureCHROMIUM() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glCompressedCopyTextureCHROMIUM() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glCompressedTexImage2DFn(GLenum target,
+                                              GLint level,
+                                              GLenum internalformat,
+                                              GLsizei width,
+                                              GLsizei height,
+                                              GLint border,
+                                              GLsizei imageSize,
+                                              const void* data) {
+  NOTREACHED()
+      << "Trying to call glCompressedTexImage2D() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCompressedTexImage2D() without current GL context";
+}
+
+void NoContextGLApi::glCompressedTexImage3DFn(GLenum target,
+                                              GLint level,
+                                              GLenum internalformat,
+                                              GLsizei width,
+                                              GLsizei height,
+                                              GLsizei depth,
+                                              GLint border,
+                                              GLsizei imageSize,
+                                              const void* data) {
+  NOTREACHED()
+      << "Trying to call glCompressedTexImage3D() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCompressedTexImage3D() without current GL context";
+}
+
+void NoContextGLApi::glCompressedTexSubImage2DFn(GLenum target,
+                                                 GLint level,
+                                                 GLint xoffset,
+                                                 GLint yoffset,
+                                                 GLsizei width,
+                                                 GLsizei height,
+                                                 GLenum format,
+                                                 GLsizei imageSize,
+                                                 const void* data) {
+  NOTREACHED() << "Trying to call glCompressedTexSubImage2D() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glCompressedTexSubImage2D() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glCompressedTexSubImage3DFn(GLenum target,
+                                                 GLint level,
+                                                 GLint xoffset,
+                                                 GLint yoffset,
+                                                 GLint zoffset,
+                                                 GLsizei width,
+                                                 GLsizei height,
+                                                 GLsizei depth,
+                                                 GLenum format,
+                                                 GLsizei imageSize,
+                                                 const void* data) {
+  NOTREACHED() << "Trying to call glCompressedTexSubImage3D() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glCompressedTexSubImage3D() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glCopyBufferSubDataFn(GLenum readTarget,
+                                           GLenum writeTarget,
+                                           GLintptr readOffset,
+                                           GLintptr writeOffset,
+                                           GLsizeiptr size) {
+  NOTREACHED()
+      << "Trying to call glCopyBufferSubData() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCopyBufferSubData() without current GL context";
+}
+
+void NoContextGLApi::glCopySubTextureCHROMIUMFn(
+    GLuint sourceId,
+    GLuint destId,
+    GLint xoffset,
+    GLint yoffset,
+    GLint x,
+    GLint y,
+    GLsizei width,
+    GLsizei height,
+    GLboolean unpackFlipY,
+    GLboolean unpackPremultiplyAlpha,
+    GLboolean unpackUnmultiplyAlpha) {
+  NOTREACHED()
+      << "Trying to call glCopySubTextureCHROMIUM() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCopySubTextureCHROMIUM() without current GL context";
+}
+
+void NoContextGLApi::glCopyTexImage2DFn(GLenum target,
+                                        GLint level,
+                                        GLenum internalformat,
+                                        GLint x,
+                                        GLint y,
+                                        GLsizei width,
+                                        GLsizei height,
+                                        GLint border) {
+  NOTREACHED()
+      << "Trying to call glCopyTexImage2D() without current GL context";
+  LOG(ERROR) << "Trying to call glCopyTexImage2D() without current GL context";
+}
+
+void NoContextGLApi::glCopyTexSubImage2DFn(GLenum target,
+                                           GLint level,
+                                           GLint xoffset,
+                                           GLint yoffset,
+                                           GLint x,
+                                           GLint y,
+                                           GLsizei width,
+                                           GLsizei height) {
+  NOTREACHED()
+      << "Trying to call glCopyTexSubImage2D() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCopyTexSubImage2D() without current GL context";
+}
+
+void NoContextGLApi::glCopyTexSubImage3DFn(GLenum target,
+                                           GLint level,
+                                           GLint xoffset,
+                                           GLint yoffset,
+                                           GLint zoffset,
+                                           GLint x,
+                                           GLint y,
+                                           GLsizei width,
+                                           GLsizei height) {
+  NOTREACHED()
+      << "Trying to call glCopyTexSubImage3D() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCopyTexSubImage3D() without current GL context";
+}
+
+void NoContextGLApi::glCopyTextureCHROMIUMFn(GLuint sourceId,
+                                             GLuint destId,
+                                             GLint internalFormat,
+                                             GLenum destType,
+                                             GLboolean unpackFlipY,
+                                             GLboolean unpackPremultiplyAlpha,
+                                             GLboolean unpackUnmultiplyAlpha) {
+  NOTREACHED()
+      << "Trying to call glCopyTextureCHROMIUM() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCopyTextureCHROMIUM() without current GL context";
+}
+
+void NoContextGLApi::glCoverageModulationNVFn(GLenum components) {
+  NOTREACHED()
+      << "Trying to call glCoverageModulationNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCoverageModulationNV() without current GL context";
+}
+
+void NoContextGLApi::glCoverFillPathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLenum coverMode,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glCoverFillPathInstancedNV() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glCoverFillPathInstancedNV() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glCoverFillPathNVFn(GLuint path, GLenum coverMode) {
+  NOTREACHED()
+      << "Trying to call glCoverFillPathNV() without current GL context";
+  LOG(ERROR) << "Trying to call glCoverFillPathNV() without current GL context";
+}
+
+void NoContextGLApi::glCoverStrokePathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLenum coverMode,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glCoverStrokePathInstancedNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glCoverStrokePathInstancedNV() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glCoverStrokePathNVFn(GLuint name, GLenum coverMode) {
+  NOTREACHED()
+      << "Trying to call glCoverStrokePathNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glCoverStrokePathNV() without current GL context";
+}
+
+GLuint NoContextGLApi::glCreateProgramFn(void) {
+  NOTREACHED() << "Trying to call glCreateProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glCreateProgram() without current GL context";
+  return 0U;
+}
+
+GLuint NoContextGLApi::glCreateShaderFn(GLenum type) {
+  NOTREACHED() << "Trying to call glCreateShader() without current GL context";
+  LOG(ERROR) << "Trying to call glCreateShader() without current GL context";
+  return 0U;
+}
+
+void NoContextGLApi::glCullFaceFn(GLenum mode) {
+  NOTREACHED() << "Trying to call glCullFace() without current GL context";
+  LOG(ERROR) << "Trying to call glCullFace() without current GL context";
+}
+
+void NoContextGLApi::glDebugMessageCallbackFn(GLDEBUGPROC callback,
+                                              const void* userParam) {
+  NOTREACHED()
+      << "Trying to call glDebugMessageCallback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDebugMessageCallback() without current GL context";
+}
+
+void NoContextGLApi::glDebugMessageControlFn(GLenum source,
+                                             GLenum type,
+                                             GLenum severity,
+                                             GLsizei count,
+                                             const GLuint* ids,
+                                             GLboolean enabled) {
+  NOTREACHED()
+      << "Trying to call glDebugMessageControl() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDebugMessageControl() without current GL context";
+}
+
+void NoContextGLApi::glDebugMessageInsertFn(GLenum source,
+                                            GLenum type,
+                                            GLuint id,
+                                            GLenum severity,
+                                            GLsizei length,
+                                            const char* buf) {
+  NOTREACHED()
+      << "Trying to call glDebugMessageInsert() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDebugMessageInsert() without current GL context";
+}
+
+void NoContextGLApi::glDeleteBuffersARBFn(GLsizei n, const GLuint* buffers) {
+  NOTREACHED()
+      << "Trying to call glDeleteBuffersARB() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDeleteBuffersARB() without current GL context";
+}
+
+void NoContextGLApi::glDeleteFencesAPPLEFn(GLsizei n, const GLuint* fences) {
+  NOTREACHED()
+      << "Trying to call glDeleteFencesAPPLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDeleteFencesAPPLE() without current GL context";
+}
+
+void NoContextGLApi::glDeleteFencesNVFn(GLsizei n, const GLuint* fences) {
+  NOTREACHED()
+      << "Trying to call glDeleteFencesNV() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteFencesNV() without current GL context";
+}
+
+void NoContextGLApi::glDeleteFramebuffersEXTFn(GLsizei n,
+                                               const GLuint* framebuffers) {
+  NOTREACHED()
+      << "Trying to call glDeleteFramebuffersEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDeleteFramebuffersEXT() without current GL context";
+}
+
+void NoContextGLApi::glDeletePathsNVFn(GLuint path, GLsizei range) {
+  NOTREACHED() << "Trying to call glDeletePathsNV() without current GL context";
+  LOG(ERROR) << "Trying to call glDeletePathsNV() without current GL context";
+}
+
+void NoContextGLApi::glDeleteProgramFn(GLuint program) {
+  NOTREACHED() << "Trying to call glDeleteProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteProgram() without current GL context";
+}
+
+void NoContextGLApi::glDeleteQueriesFn(GLsizei n, const GLuint* ids) {
+  NOTREACHED() << "Trying to call glDeleteQueries() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteQueries() without current GL context";
+}
+
+void NoContextGLApi::glDeleteRenderbuffersEXTFn(GLsizei n,
+                                                const GLuint* renderbuffers) {
+  NOTREACHED()
+      << "Trying to call glDeleteRenderbuffersEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDeleteRenderbuffersEXT() without current GL context";
+}
+
+void NoContextGLApi::glDeleteSamplersFn(GLsizei n, const GLuint* samplers) {
+  NOTREACHED()
+      << "Trying to call glDeleteSamplers() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteSamplers() without current GL context";
+}
+
+void NoContextGLApi::glDeleteShaderFn(GLuint shader) {
+  NOTREACHED() << "Trying to call glDeleteShader() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteShader() without current GL context";
+}
+
+void NoContextGLApi::glDeleteSyncFn(GLsync sync) {
+  NOTREACHED() << "Trying to call glDeleteSync() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteSync() without current GL context";
+}
+
+void NoContextGLApi::glDeleteTexturesFn(GLsizei n, const GLuint* textures) {
+  NOTREACHED()
+      << "Trying to call glDeleteTextures() without current GL context";
+  LOG(ERROR) << "Trying to call glDeleteTextures() without current GL context";
+}
+
+void NoContextGLApi::glDeleteTransformFeedbacksFn(GLsizei n,
+                                                  const GLuint* ids) {
+  NOTREACHED() << "Trying to call glDeleteTransformFeedbacks() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glDeleteTransformFeedbacks() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glDeleteVertexArraysOESFn(GLsizei n,
+                                               const GLuint* arrays) {
+  NOTREACHED()
+      << "Trying to call glDeleteVertexArraysOES() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDeleteVertexArraysOES() without current GL context";
+}
+
+void NoContextGLApi::glDepthFuncFn(GLenum func) {
+  NOTREACHED() << "Trying to call glDepthFunc() without current GL context";
+  LOG(ERROR) << "Trying to call glDepthFunc() without current GL context";
+}
+
+void NoContextGLApi::glDepthMaskFn(GLboolean flag) {
+  NOTREACHED() << "Trying to call glDepthMask() without current GL context";
+  LOG(ERROR) << "Trying to call glDepthMask() without current GL context";
+}
+
+void NoContextGLApi::glDepthRangeFn(GLclampd zNear, GLclampd zFar) {
+  NOTREACHED() << "Trying to call glDepthRange() without current GL context";
+  LOG(ERROR) << "Trying to call glDepthRange() without current GL context";
+}
+
+void NoContextGLApi::glDepthRangefFn(GLclampf zNear, GLclampf zFar) {
+  NOTREACHED() << "Trying to call glDepthRangef() without current GL context";
+  LOG(ERROR) << "Trying to call glDepthRangef() without current GL context";
+}
+
+void NoContextGLApi::glDetachShaderFn(GLuint program, GLuint shader) {
+  NOTREACHED() << "Trying to call glDetachShader() without current GL context";
+  LOG(ERROR) << "Trying to call glDetachShader() without current GL context";
+}
+
+void NoContextGLApi::glDisableFn(GLenum cap) {
+  NOTREACHED() << "Trying to call glDisable() without current GL context";
+  LOG(ERROR) << "Trying to call glDisable() without current GL context";
+}
+
+void NoContextGLApi::glDisableVertexAttribArrayFn(GLuint index) {
+  NOTREACHED() << "Trying to call glDisableVertexAttribArray() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glDisableVertexAttribArray() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glDiscardFramebufferEXTFn(GLenum target,
+                                               GLsizei numAttachments,
+                                               const GLenum* attachments) {
+  NOTREACHED()
+      << "Trying to call glDiscardFramebufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDiscardFramebufferEXT() without current GL context";
+}
+
+void NoContextGLApi::glDrawArraysFn(GLenum mode, GLint first, GLsizei count) {
+  NOTREACHED() << "Trying to call glDrawArrays() without current GL context";
+  LOG(ERROR) << "Trying to call glDrawArrays() without current GL context";
+}
+
+void NoContextGLApi::glDrawArraysInstancedANGLEFn(GLenum mode,
+                                                  GLint first,
+                                                  GLsizei count,
+                                                  GLsizei primcount) {
+  NOTREACHED() << "Trying to call glDrawArraysInstancedANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glDrawArraysInstancedANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glDrawBufferFn(GLenum mode) {
+  NOTREACHED() << "Trying to call glDrawBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glDrawBuffer() without current GL context";
+}
+
+void NoContextGLApi::glDrawBuffersARBFn(GLsizei n, const GLenum* bufs) {
+  NOTREACHED()
+      << "Trying to call glDrawBuffersARB() without current GL context";
+  LOG(ERROR) << "Trying to call glDrawBuffersARB() without current GL context";
+}
+
+void NoContextGLApi::glDrawElementsFn(GLenum mode,
+                                      GLsizei count,
+                                      GLenum type,
+                                      const void* indices) {
+  NOTREACHED() << "Trying to call glDrawElements() without current GL context";
+  LOG(ERROR) << "Trying to call glDrawElements() without current GL context";
+}
+
+void NoContextGLApi::glDrawElementsInstancedANGLEFn(GLenum mode,
+                                                    GLsizei count,
+                                                    GLenum type,
+                                                    const void* indices,
+                                                    GLsizei primcount) {
+  NOTREACHED() << "Trying to call glDrawElementsInstancedANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glDrawElementsInstancedANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glDrawRangeElementsFn(GLenum mode,
+                                           GLuint start,
+                                           GLuint end,
+                                           GLsizei count,
+                                           GLenum type,
+                                           const void* indices) {
+  NOTREACHED()
+      << "Trying to call glDrawRangeElements() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glDrawRangeElements() without current GL context";
+}
+
+void NoContextGLApi::glEGLImageTargetRenderbufferStorageOESFn(
+    GLenum target,
+    GLeglImageOES image) {
+  NOTREACHED() << "Trying to call glEGLImageTargetRenderbufferStorageOES() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glEGLImageTargetRenderbufferStorageOES() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glEGLImageTargetTexture2DOESFn(GLenum target,
+                                                    GLeglImageOES image) {
+  NOTREACHED() << "Trying to call glEGLImageTargetTexture2DOES() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glEGLImageTargetTexture2DOES() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glEnableFn(GLenum cap) {
+  NOTREACHED() << "Trying to call glEnable() without current GL context";
+  LOG(ERROR) << "Trying to call glEnable() without current GL context";
+}
+
+void NoContextGLApi::glEnableVertexAttribArrayFn(GLuint index) {
+  NOTREACHED() << "Trying to call glEnableVertexAttribArray() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glEnableVertexAttribArray() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glEndQueryFn(GLenum target) {
+  NOTREACHED() << "Trying to call glEndQuery() without current GL context";
+  LOG(ERROR) << "Trying to call glEndQuery() without current GL context";
+}
+
+void NoContextGLApi::glEndTransformFeedbackFn(void) {
+  NOTREACHED()
+      << "Trying to call glEndTransformFeedback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glEndTransformFeedback() without current GL context";
+}
+
+GLsync NoContextGLApi::glFenceSyncFn(GLenum condition, GLbitfield flags) {
+  NOTREACHED() << "Trying to call glFenceSync() without current GL context";
+  LOG(ERROR) << "Trying to call glFenceSync() without current GL context";
+  return NULL;
+}
+
+void NoContextGLApi::glFinishFn(void) {
+  NOTREACHED() << "Trying to call glFinish() without current GL context";
+  LOG(ERROR) << "Trying to call glFinish() without current GL context";
+}
+
+void NoContextGLApi::glFinishFenceAPPLEFn(GLuint fence) {
+  NOTREACHED()
+      << "Trying to call glFinishFenceAPPLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glFinishFenceAPPLE() without current GL context";
+}
+
+void NoContextGLApi::glFinishFenceNVFn(GLuint fence) {
+  NOTREACHED() << "Trying to call glFinishFenceNV() without current GL context";
+  LOG(ERROR) << "Trying to call glFinishFenceNV() without current GL context";
+}
+
+void NoContextGLApi::glFlushFn(void) {
+  NOTREACHED() << "Trying to call glFlush() without current GL context";
+  LOG(ERROR) << "Trying to call glFlush() without current GL context";
+}
+
+void NoContextGLApi::glFlushMappedBufferRangeFn(GLenum target,
+                                                GLintptr offset,
+                                                GLsizeiptr length) {
+  NOTREACHED()
+      << "Trying to call glFlushMappedBufferRange() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glFlushMappedBufferRange() without current GL context";
+}
+
+void NoContextGLApi::glFramebufferRenderbufferEXTFn(GLenum target,
+                                                    GLenum attachment,
+                                                    GLenum renderbuffertarget,
+                                                    GLuint renderbuffer) {
+  NOTREACHED() << "Trying to call glFramebufferRenderbufferEXT() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glFramebufferRenderbufferEXT() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glFramebufferTexture2DEXTFn(GLenum target,
+                                                 GLenum attachment,
+                                                 GLenum textarget,
+                                                 GLuint texture,
+                                                 GLint level) {
+  NOTREACHED() << "Trying to call glFramebufferTexture2DEXT() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glFramebufferTexture2DEXT() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glFramebufferTexture2DMultisampleEXTFn(GLenum target,
+                                                            GLenum attachment,
+                                                            GLenum textarget,
+                                                            GLuint texture,
+                                                            GLint level,
+                                                            GLsizei samples) {
+  NOTREACHED() << "Trying to call glFramebufferTexture2DMultisampleEXT() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glFramebufferTexture2DMultisampleEXT() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glFramebufferTexture2DMultisampleIMGFn(GLenum target,
+                                                            GLenum attachment,
+                                                            GLenum textarget,
+                                                            GLuint texture,
+                                                            GLint level,
+                                                            GLsizei samples) {
+  NOTREACHED() << "Trying to call glFramebufferTexture2DMultisampleIMG() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glFramebufferTexture2DMultisampleIMG() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glFramebufferTextureLayerFn(GLenum target,
+                                                 GLenum attachment,
+                                                 GLuint texture,
+                                                 GLint level,
+                                                 GLint layer) {
+  NOTREACHED() << "Trying to call glFramebufferTextureLayer() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glFramebufferTextureLayer() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glFrontFaceFn(GLenum mode) {
+  NOTREACHED() << "Trying to call glFrontFace() without current GL context";
+  LOG(ERROR) << "Trying to call glFrontFace() without current GL context";
+}
+
+void NoContextGLApi::glGenBuffersARBFn(GLsizei n, GLuint* buffers) {
+  NOTREACHED() << "Trying to call glGenBuffersARB() without current GL context";
+  LOG(ERROR) << "Trying to call glGenBuffersARB() without current GL context";
+}
+
+void NoContextGLApi::glGenerateMipmapEXTFn(GLenum target) {
+  NOTREACHED()
+      << "Trying to call glGenerateMipmapEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGenerateMipmapEXT() without current GL context";
+}
+
+void NoContextGLApi::glGenFencesAPPLEFn(GLsizei n, GLuint* fences) {
+  NOTREACHED()
+      << "Trying to call glGenFencesAPPLE() without current GL context";
+  LOG(ERROR) << "Trying to call glGenFencesAPPLE() without current GL context";
+}
+
+void NoContextGLApi::glGenFencesNVFn(GLsizei n, GLuint* fences) {
+  NOTREACHED() << "Trying to call glGenFencesNV() without current GL context";
+  LOG(ERROR) << "Trying to call glGenFencesNV() without current GL context";
+}
+
+void NoContextGLApi::glGenFramebuffersEXTFn(GLsizei n, GLuint* framebuffers) {
+  NOTREACHED()
+      << "Trying to call glGenFramebuffersEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGenFramebuffersEXT() without current GL context";
+}
+
+GLuint NoContextGLApi::glGenPathsNVFn(GLsizei range) {
+  NOTREACHED() << "Trying to call glGenPathsNV() without current GL context";
+  LOG(ERROR) << "Trying to call glGenPathsNV() without current GL context";
+  return 0U;
+}
+
+void NoContextGLApi::glGenQueriesFn(GLsizei n, GLuint* ids) {
+  NOTREACHED() << "Trying to call glGenQueries() without current GL context";
+  LOG(ERROR) << "Trying to call glGenQueries() without current GL context";
+}
+
+void NoContextGLApi::glGenRenderbuffersEXTFn(GLsizei n, GLuint* renderbuffers) {
+  NOTREACHED()
+      << "Trying to call glGenRenderbuffersEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGenRenderbuffersEXT() without current GL context";
+}
+
+void NoContextGLApi::glGenSamplersFn(GLsizei n, GLuint* samplers) {
+  NOTREACHED() << "Trying to call glGenSamplers() without current GL context";
+  LOG(ERROR) << "Trying to call glGenSamplers() without current GL context";
+}
+
+void NoContextGLApi::glGenTexturesFn(GLsizei n, GLuint* textures) {
+  NOTREACHED() << "Trying to call glGenTextures() without current GL context";
+  LOG(ERROR) << "Trying to call glGenTextures() without current GL context";
+}
+
+void NoContextGLApi::glGenTransformFeedbacksFn(GLsizei n, GLuint* ids) {
+  NOTREACHED()
+      << "Trying to call glGenTransformFeedbacks() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGenTransformFeedbacks() without current GL context";
+}
+
+void NoContextGLApi::glGenVertexArraysOESFn(GLsizei n, GLuint* arrays) {
+  NOTREACHED()
+      << "Trying to call glGenVertexArraysOES() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGenVertexArraysOES() without current GL context";
+}
+
+void NoContextGLApi::glGetActiveAttribFn(GLuint program,
+                                         GLuint index,
+                                         GLsizei bufsize,
+                                         GLsizei* length,
+                                         GLint* size,
+                                         GLenum* type,
+                                         char* name) {
+  NOTREACHED()
+      << "Trying to call glGetActiveAttrib() without current GL context";
+  LOG(ERROR) << "Trying to call glGetActiveAttrib() without current GL context";
+}
+
+void NoContextGLApi::glGetActiveUniformFn(GLuint program,
+                                          GLuint index,
+                                          GLsizei bufsize,
+                                          GLsizei* length,
+                                          GLint* size,
+                                          GLenum* type,
+                                          char* name) {
+  NOTREACHED()
+      << "Trying to call glGetActiveUniform() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetActiveUniform() without current GL context";
+}
+
+void NoContextGLApi::glGetActiveUniformBlockivFn(GLuint program,
+                                                 GLuint uniformBlockIndex,
+                                                 GLenum pname,
+                                                 GLint* params) {
+  NOTREACHED() << "Trying to call glGetActiveUniformBlockiv() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetActiveUniformBlockiv() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glGetActiveUniformBlockivRobustANGLEFn(
+    GLuint program,
+    GLuint uniformBlockIndex,
+    GLenum pname,
+    GLsizei bufSize,
+    GLsizei* length,
+    GLint* params) {
+  NOTREACHED() << "Trying to call glGetActiveUniformBlockivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetActiveUniformBlockivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetActiveUniformBlockNameFn(GLuint program,
+                                                   GLuint uniformBlockIndex,
+                                                   GLsizei bufSize,
+                                                   GLsizei* length,
+                                                   char* uniformBlockName) {
+  NOTREACHED() << "Trying to call glGetActiveUniformBlockName() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetActiveUniformBlockName() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetActiveUniformsivFn(GLuint program,
+                                             GLsizei uniformCount,
+                                             const GLuint* uniformIndices,
+                                             GLenum pname,
+                                             GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetActiveUniformsiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetActiveUniformsiv() without current GL context";
+}
+
+void NoContextGLApi::glGetAttachedShadersFn(GLuint program,
+                                            GLsizei maxcount,
+                                            GLsizei* count,
+                                            GLuint* shaders) {
+  NOTREACHED()
+      << "Trying to call glGetAttachedShaders() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetAttachedShaders() without current GL context";
+}
+
+GLint NoContextGLApi::glGetAttribLocationFn(GLuint program, const char* name) {
+  NOTREACHED()
+      << "Trying to call glGetAttribLocation() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetAttribLocation() without current GL context";
+  return 0;
+}
+
+void NoContextGLApi::glGetBooleani_vRobustANGLEFn(GLenum target,
+                                                  GLuint index,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLboolean* data) {
+  NOTREACHED() << "Trying to call glGetBooleani_vRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetBooleani_vRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetBooleanvFn(GLenum pname, GLboolean* params) {
+  NOTREACHED() << "Trying to call glGetBooleanv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetBooleanv() without current GL context";
+}
+
+void NoContextGLApi::glGetBooleanvRobustANGLEFn(GLenum pname,
+                                                GLsizei bufSize,
+                                                GLsizei* length,
+                                                GLboolean* data) {
+  NOTREACHED()
+      << "Trying to call glGetBooleanvRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetBooleanvRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glGetBufferParameteri64vRobustANGLEFn(GLenum target,
+                                                           GLenum pname,
+                                                           GLsizei bufSize,
+                                                           GLsizei* length,
+                                                           GLint64* params) {
+  NOTREACHED() << "Trying to call glGetBufferParameteri64vRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetBufferParameteri64vRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetBufferParameterivFn(GLenum target,
+                                              GLenum pname,
+                                              GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetBufferParameteriv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetBufferParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glGetBufferParameterivRobustANGLEFn(GLenum target,
+                                                         GLenum pname,
+                                                         GLsizei bufSize,
+                                                         GLsizei* length,
+                                                         GLint* params) {
+  NOTREACHED() << "Trying to call glGetBufferParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetBufferParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetBufferPointervRobustANGLEFn(GLenum target,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      void** params) {
+  NOTREACHED() << "Trying to call glGetBufferPointervRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetBufferPointervRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetDebugMessageLogFn(GLuint count,
+                                            GLsizei bufSize,
+                                            GLenum* sources,
+                                            GLenum* types,
+                                            GLuint* ids,
+                                            GLenum* severities,
+                                            GLsizei* lengths,
+                                            char* messageLog) {
+  NOTREACHED()
+      << "Trying to call glGetDebugMessageLog() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetDebugMessageLog() without current GL context";
+}
+
+GLenum NoContextGLApi::glGetErrorFn(void) {
+  NOTREACHED() << "Trying to call glGetError() without current GL context";
+  LOG(ERROR) << "Trying to call glGetError() without current GL context";
+  return static_cast<GLenum>(0);
+}
+
+void NoContextGLApi::glGetFenceivNVFn(GLuint fence,
+                                      GLenum pname,
+                                      GLint* params) {
+  NOTREACHED() << "Trying to call glGetFenceivNV() without current GL context";
+  LOG(ERROR) << "Trying to call glGetFenceivNV() without current GL context";
+}
+
+void NoContextGLApi::glGetFloatvFn(GLenum pname, GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetFloatv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetFloatv() without current GL context";
+}
+
+void NoContextGLApi::glGetFloatvRobustANGLEFn(GLenum pname,
+                                              GLsizei bufSize,
+                                              GLsizei* length,
+                                              GLfloat* data) {
+  NOTREACHED()
+      << "Trying to call glGetFloatvRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetFloatvRobustANGLE() without current GL context";
+}
+
+GLint NoContextGLApi::glGetFragDataIndexFn(GLuint program, const char* name) {
+  NOTREACHED()
+      << "Trying to call glGetFragDataIndex() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetFragDataIndex() without current GL context";
+  return 0;
+}
+
+GLint NoContextGLApi::glGetFragDataLocationFn(GLuint program,
+                                              const char* name) {
+  NOTREACHED()
+      << "Trying to call glGetFragDataLocation() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetFragDataLocation() without current GL context";
+  return 0;
+}
+
+void NoContextGLApi::glGetFramebufferAttachmentParameterivEXTFn(
+    GLenum target,
+    GLenum attachment,
+    GLenum pname,
+    GLint* params) {
+  NOTREACHED() << "Trying to call glGetFramebufferAttachmentParameterivEXT() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetFramebufferAttachmentParameterivEXT() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glGetFramebufferAttachmentParameterivRobustANGLEFn(
+    GLenum target,
+    GLenum attachment,
+    GLenum pname,
+    GLsizei bufSize,
+    GLsizei* length,
+    GLint* params) {
+  NOTREACHED() << "Trying to call "
+                  "glGetFramebufferAttachmentParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call "
+                "glGetFramebufferAttachmentParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetFramebufferParameterivRobustANGLEFn(GLenum target,
+                                                              GLenum pname,
+                                                              GLsizei bufSize,
+                                                              GLsizei* length,
+                                                              GLint* params) {
+  NOTREACHED() << "Trying to call glGetFramebufferParameterivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetFramebufferParameterivRobustANGLE() "
+                "without current GL context";
+}
+
+GLenum NoContextGLApi::glGetGraphicsResetStatusARBFn(void) {
+  NOTREACHED() << "Trying to call glGetGraphicsResetStatusARB() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetGraphicsResetStatusARB() without current "
+                "GL context";
+  return static_cast<GLenum>(0);
+}
+
+void NoContextGLApi::glGetInteger64i_vFn(GLenum target,
+                                         GLuint index,
+                                         GLint64* data) {
+  NOTREACHED()
+      << "Trying to call glGetInteger64i_v() without current GL context";
+  LOG(ERROR) << "Trying to call glGetInteger64i_v() without current GL context";
+}
+
+void NoContextGLApi::glGetInteger64i_vRobustANGLEFn(GLenum target,
+                                                    GLuint index,
+                                                    GLsizei bufSize,
+                                                    GLsizei* length,
+                                                    GLint64* data) {
+  NOTREACHED() << "Trying to call glGetInteger64i_vRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetInteger64i_vRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetInteger64vFn(GLenum pname, GLint64* params) {
+  NOTREACHED() << "Trying to call glGetInteger64v() without current GL context";
+  LOG(ERROR) << "Trying to call glGetInteger64v() without current GL context";
+}
+
+void NoContextGLApi::glGetInteger64vRobustANGLEFn(GLenum pname,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLint64* data) {
+  NOTREACHED() << "Trying to call glGetInteger64vRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetInteger64vRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetIntegeri_vFn(GLenum target,
+                                       GLuint index,
+                                       GLint* data) {
+  NOTREACHED() << "Trying to call glGetIntegeri_v() without current GL context";
+  LOG(ERROR) << "Trying to call glGetIntegeri_v() without current GL context";
+}
+
+void NoContextGLApi::glGetIntegeri_vRobustANGLEFn(GLenum target,
+                                                  GLuint index,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLint* data) {
+  NOTREACHED() << "Trying to call glGetIntegeri_vRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetIntegeri_vRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetIntegervFn(GLenum pname, GLint* params) {
+  NOTREACHED() << "Trying to call glGetIntegerv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetIntegerv() without current GL context";
+}
+
+void NoContextGLApi::glGetIntegervRobustANGLEFn(GLenum pname,
+                                                GLsizei bufSize,
+                                                GLsizei* length,
+                                                GLint* data) {
+  NOTREACHED()
+      << "Trying to call glGetIntegervRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetIntegervRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glGetInternalformativFn(GLenum target,
+                                             GLenum internalformat,
+                                             GLenum pname,
+                                             GLsizei bufSize,
+                                             GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetInternalformativ() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetInternalformativ() without current GL context";
+}
+
+void NoContextGLApi::glGetInternalformativRobustANGLEFn(GLenum target,
+                                                        GLenum internalformat,
+                                                        GLenum pname,
+                                                        GLsizei bufSize,
+                                                        GLsizei* length,
+                                                        GLint* params) {
+  NOTREACHED() << "Trying to call glGetInternalformativRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetInternalformativRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetMultisamplefvRobustANGLEFn(GLenum pname,
+                                                     GLuint index,
+                                                     GLsizei bufSize,
+                                                     GLsizei* length,
+                                                     GLfloat* val) {
+  NOTREACHED() << "Trying to call glGetMultisamplefvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetMultisamplefvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetnUniformfvRobustANGLEFn(GLuint program,
+                                                  GLint location,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetnUniformfvRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetnUniformfvRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetnUniformivRobustANGLEFn(GLuint program,
+                                                  GLint location,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLint* params) {
+  NOTREACHED() << "Trying to call glGetnUniformivRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetnUniformivRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetnUniformuivRobustANGLEFn(GLuint program,
+                                                   GLint location,
+                                                   GLsizei bufSize,
+                                                   GLsizei* length,
+                                                   GLuint* params) {
+  NOTREACHED() << "Trying to call glGetnUniformuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetnUniformuivRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetObjectLabelFn(GLenum identifier,
+                                        GLuint name,
+                                        GLsizei bufSize,
+                                        GLsizei* length,
+                                        char* label) {
+  NOTREACHED()
+      << "Trying to call glGetObjectLabel() without current GL context";
+  LOG(ERROR) << "Trying to call glGetObjectLabel() without current GL context";
+}
+
+void NoContextGLApi::glGetObjectPtrLabelFn(void* ptr,
+                                           GLsizei bufSize,
+                                           GLsizei* length,
+                                           char* label) {
+  NOTREACHED()
+      << "Trying to call glGetObjectPtrLabel() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetObjectPtrLabel() without current GL context";
+}
+
+void NoContextGLApi::glGetPointervFn(GLenum pname, void** params) {
+  NOTREACHED() << "Trying to call glGetPointerv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetPointerv() without current GL context";
+}
+
+void NoContextGLApi::glGetPointervRobustANGLERobustANGLEFn(GLenum pname,
+                                                           GLsizei bufSize,
+                                                           GLsizei* length,
+                                                           void** params) {
+  NOTREACHED() << "Trying to call glGetPointervRobustANGLERobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetPointervRobustANGLERobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetProgramBinaryFn(GLuint program,
+                                          GLsizei bufSize,
+                                          GLsizei* length,
+                                          GLenum* binaryFormat,
+                                          GLvoid* binary) {
+  NOTREACHED()
+      << "Trying to call glGetProgramBinary() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetProgramBinary() without current GL context";
+}
+
+void NoContextGLApi::glGetProgramInfoLogFn(GLuint program,
+                                           GLsizei bufsize,
+                                           GLsizei* length,
+                                           char* infolog) {
+  NOTREACHED()
+      << "Trying to call glGetProgramInfoLog() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetProgramInfoLog() without current GL context";
+}
+
+void NoContextGLApi::glGetProgramInterfaceivFn(GLuint program,
+                                               GLenum programInterface,
+                                               GLenum pname,
+                                               GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetProgramInterfaceiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetProgramInterfaceiv() without current GL context";
+}
+
+void NoContextGLApi::glGetProgramInterfaceivRobustANGLEFn(
+    GLuint program,
+    GLenum programInterface,
+    GLenum pname,
+    GLsizei bufSize,
+    GLsizei* length,
+    GLint* params) {
+  NOTREACHED() << "Trying to call glGetProgramInterfaceivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetProgramInterfaceivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetProgramivFn(GLuint program,
+                                      GLenum pname,
+                                      GLint* params) {
+  NOTREACHED() << "Trying to call glGetProgramiv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetProgramiv() without current GL context";
+}
+
+void NoContextGLApi::glGetProgramivRobustANGLEFn(GLuint program,
+                                                 GLenum pname,
+                                                 GLsizei bufSize,
+                                                 GLsizei* length,
+                                                 GLint* params) {
+  NOTREACHED() << "Trying to call glGetProgramivRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetProgramivRobustANGLE() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glGetProgramResourceivFn(GLuint program,
+                                              GLenum programInterface,
+                                              GLuint index,
+                                              GLsizei propCount,
+                                              const GLenum* props,
+                                              GLsizei bufSize,
+                                              GLsizei* length,
+                                              GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetProgramResourceiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetProgramResourceiv() without current GL context";
+}
+
+GLint NoContextGLApi::glGetProgramResourceLocationFn(GLuint program,
+                                                     GLenum programInterface,
+                                                     const char* name) {
+  NOTREACHED() << "Trying to call glGetProgramResourceLocation() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetProgramResourceLocation() without current "
+                "GL context";
+  return 0;
+}
+
+void NoContextGLApi::glGetProgramResourceNameFn(GLuint program,
+                                                GLenum programInterface,
+                                                GLuint index,
+                                                GLsizei bufSize,
+                                                GLsizei* length,
+                                                GLchar* name) {
+  NOTREACHED()
+      << "Trying to call glGetProgramResourceName() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetProgramResourceName() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryivFn(GLenum target,
+                                    GLenum pname,
+                                    GLint* params) {
+  NOTREACHED() << "Trying to call glGetQueryiv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetQueryiv() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryivRobustANGLEFn(GLenum target,
+                                               GLenum pname,
+                                               GLsizei bufSize,
+                                               GLsizei* length,
+                                               GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetQueryivRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetQueryivRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjecti64vFn(GLuint id,
+                                            GLenum pname,
+                                            GLint64* params) {
+  NOTREACHED()
+      << "Trying to call glGetQueryObjecti64v() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetQueryObjecti64v() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjecti64vRobustANGLEFn(GLuint id,
+                                                       GLenum pname,
+                                                       GLsizei bufSize,
+                                                       GLsizei* length,
+                                                       GLint64* params) {
+  NOTREACHED() << "Trying to call glGetQueryObjecti64vRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetQueryObjecti64vRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectivFn(GLuint id,
+                                          GLenum pname,
+                                          GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetQueryObjectiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetQueryObjectiv() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectivRobustANGLEFn(GLuint id,
+                                                     GLenum pname,
+                                                     GLsizei bufSize,
+                                                     GLsizei* length,
+                                                     GLint* params) {
+  NOTREACHED() << "Trying to call glGetQueryObjectivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetQueryObjectivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectui64vFn(GLuint id,
+                                             GLenum pname,
+                                             GLuint64* params) {
+  NOTREACHED()
+      << "Trying to call glGetQueryObjectui64v() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetQueryObjectui64v() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectui64vRobustANGLEFn(GLuint id,
+                                                        GLenum pname,
+                                                        GLsizei bufSize,
+                                                        GLsizei* length,
+                                                        GLuint64* params) {
+  NOTREACHED() << "Trying to call glGetQueryObjectui64vRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetQueryObjectui64vRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectuivFn(GLuint id,
+                                           GLenum pname,
+                                           GLuint* params) {
+  NOTREACHED()
+      << "Trying to call glGetQueryObjectuiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetQueryObjectuiv() without current GL context";
+}
+
+void NoContextGLApi::glGetQueryObjectuivRobustANGLEFn(GLuint id,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      GLuint* params) {
+  NOTREACHED() << "Trying to call glGetQueryObjectuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetQueryObjectuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetRenderbufferParameterivEXTFn(GLenum target,
+                                                       GLenum pname,
+                                                       GLint* params) {
+  NOTREACHED() << "Trying to call glGetRenderbufferParameterivEXT() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetRenderbufferParameterivEXT() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetRenderbufferParameterivRobustANGLEFn(GLenum target,
+                                                               GLenum pname,
+                                                               GLsizei bufSize,
+                                                               GLsizei* length,
+                                                               GLint* params) {
+  NOTREACHED() << "Trying to call glGetRenderbufferParameterivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetRenderbufferParameterivRobustANGLE() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterfvFn(GLuint sampler,
+                                               GLenum pname,
+                                               GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glGetSamplerParameterfv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetSamplerParameterfv() without current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterfvRobustANGLEFn(GLuint sampler,
+                                                          GLenum pname,
+                                                          GLsizei bufSize,
+                                                          GLsizei* length,
+                                                          GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetSamplerParameterfvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetSamplerParameterfvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterIivRobustANGLEFn(GLuint sampler,
+                                                           GLenum pname,
+                                                           GLsizei bufSize,
+                                                           GLsizei* length,
+                                                           GLint* params) {
+  NOTREACHED() << "Trying to call glGetSamplerParameterIivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetSamplerParameterIivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterIuivRobustANGLEFn(GLuint sampler,
+                                                            GLenum pname,
+                                                            GLsizei bufSize,
+                                                            GLsizei* length,
+                                                            GLuint* params) {
+  NOTREACHED() << "Trying to call glGetSamplerParameterIuivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetSamplerParameterIuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterivFn(GLuint sampler,
+                                               GLenum pname,
+                                               GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetSamplerParameteriv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetSamplerParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glGetSamplerParameterivRobustANGLEFn(GLuint sampler,
+                                                          GLenum pname,
+                                                          GLsizei bufSize,
+                                                          GLsizei* length,
+                                                          GLint* params) {
+  NOTREACHED() << "Trying to call glGetSamplerParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetSamplerParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetShaderInfoLogFn(GLuint shader,
+                                          GLsizei bufsize,
+                                          GLsizei* length,
+                                          char* infolog) {
+  NOTREACHED()
+      << "Trying to call glGetShaderInfoLog() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetShaderInfoLog() without current GL context";
+}
+
+void NoContextGLApi::glGetShaderivFn(GLuint shader,
+                                     GLenum pname,
+                                     GLint* params) {
+  NOTREACHED() << "Trying to call glGetShaderiv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetShaderiv() without current GL context";
+}
+
+void NoContextGLApi::glGetShaderivRobustANGLEFn(GLuint shader,
+                                                GLenum pname,
+                                                GLsizei bufSize,
+                                                GLsizei* length,
+                                                GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetShaderivRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetShaderivRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glGetShaderPrecisionFormatFn(GLenum shadertype,
+                                                  GLenum precisiontype,
+                                                  GLint* range,
+                                                  GLint* precision) {
+  NOTREACHED() << "Trying to call glGetShaderPrecisionFormat() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetShaderPrecisionFormat() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetShaderSourceFn(GLuint shader,
+                                         GLsizei bufsize,
+                                         GLsizei* length,
+                                         char* source) {
+  NOTREACHED()
+      << "Trying to call glGetShaderSource() without current GL context";
+  LOG(ERROR) << "Trying to call glGetShaderSource() without current GL context";
+}
+
+const GLubyte* NoContextGLApi::glGetStringFn(GLenum name) {
+  NOTREACHED() << "Trying to call glGetString() without current GL context";
+  LOG(ERROR) << "Trying to call glGetString() without current GL context";
+  return NULL;
+}
+
+const GLubyte* NoContextGLApi::glGetStringiFn(GLenum name, GLuint index) {
+  NOTREACHED() << "Trying to call glGetStringi() without current GL context";
+  LOG(ERROR) << "Trying to call glGetStringi() without current GL context";
+  return NULL;
+}
+
+void NoContextGLApi::glGetSyncivFn(GLsync sync,
+                                   GLenum pname,
+                                   GLsizei bufSize,
+                                   GLsizei* length,
+                                   GLint* values) {
+  NOTREACHED() << "Trying to call glGetSynciv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetSynciv() without current GL context";
+}
+
+void NoContextGLApi::glGetTexLevelParameterfvFn(GLenum target,
+                                                GLint level,
+                                                GLenum pname,
+                                                GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glGetTexLevelParameterfv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetTexLevelParameterfv() without current GL context";
+}
+
+void NoContextGLApi::glGetTexLevelParameterfvRobustANGLEFn(GLenum target,
+                                                           GLint level,
+                                                           GLenum pname,
+                                                           GLsizei bufSize,
+                                                           GLsizei* length,
+                                                           GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetTexLevelParameterfvRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetTexLevelParameterfvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTexLevelParameterivFn(GLenum target,
+                                                GLint level,
+                                                GLenum pname,
+                                                GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetTexLevelParameteriv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetTexLevelParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glGetTexLevelParameterivRobustANGLEFn(GLenum target,
+                                                           GLint level,
+                                                           GLenum pname,
+                                                           GLsizei bufSize,
+                                                           GLsizei* length,
+                                                           GLint* params) {
+  NOTREACHED() << "Trying to call glGetTexLevelParameterivRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetTexLevelParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterfvFn(GLenum target,
+                                           GLenum pname,
+                                           GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glGetTexParameterfv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetTexParameterfv() without current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterfvRobustANGLEFn(GLenum target,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetTexParameterfvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTexParameterfvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterIivRobustANGLEFn(GLenum target,
+                                                       GLenum pname,
+                                                       GLsizei bufSize,
+                                                       GLsizei* length,
+                                                       GLint* params) {
+  NOTREACHED() << "Trying to call glGetTexParameterIivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTexParameterIivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterIuivRobustANGLEFn(GLenum target,
+                                                        GLenum pname,
+                                                        GLsizei bufSize,
+                                                        GLsizei* length,
+                                                        GLuint* params) {
+  NOTREACHED() << "Trying to call glGetTexParameterIuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTexParameterIuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterivFn(GLenum target,
+                                           GLenum pname,
+                                           GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetTexParameteriv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetTexParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glGetTexParameterivRobustANGLEFn(GLenum target,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      GLint* params) {
+  NOTREACHED() << "Trying to call glGetTexParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTexParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTransformFeedbackVaryingFn(GLuint program,
+                                                     GLuint index,
+                                                     GLsizei bufSize,
+                                                     GLsizei* length,
+                                                     GLsizei* size,
+                                                     GLenum* type,
+                                                     char* name) {
+  NOTREACHED() << "Trying to call glGetTransformFeedbackVarying() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTransformFeedbackVarying() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetTranslatedShaderSourceANGLEFn(GLuint shader,
+                                                        GLsizei bufsize,
+                                                        GLsizei* length,
+                                                        char* source) {
+  NOTREACHED() << "Trying to call glGetTranslatedShaderSourceANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetTranslatedShaderSourceANGLE() without "
+                "current GL context";
+}
+
+GLuint NoContextGLApi::glGetUniformBlockIndexFn(GLuint program,
+                                                const char* uniformBlockName) {
+  NOTREACHED()
+      << "Trying to call glGetUniformBlockIndex() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetUniformBlockIndex() without current GL context";
+  return 0U;
+}
+
+void NoContextGLApi::glGetUniformfvFn(GLuint program,
+                                      GLint location,
+                                      GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetUniformfv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetUniformfv() without current GL context";
+}
+
+void NoContextGLApi::glGetUniformfvRobustANGLEFn(GLuint program,
+                                                 GLint location,
+                                                 GLsizei bufSize,
+                                                 GLsizei* length,
+                                                 GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetUniformfvRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetUniformfvRobustANGLE() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glGetUniformIndicesFn(GLuint program,
+                                           GLsizei uniformCount,
+                                           const char* const* uniformNames,
+                                           GLuint* uniformIndices) {
+  NOTREACHED()
+      << "Trying to call glGetUniformIndices() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetUniformIndices() without current GL context";
+}
+
+void NoContextGLApi::glGetUniformivFn(GLuint program,
+                                      GLint location,
+                                      GLint* params) {
+  NOTREACHED() << "Trying to call glGetUniformiv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetUniformiv() without current GL context";
+}
+
+void NoContextGLApi::glGetUniformivRobustANGLEFn(GLuint program,
+                                                 GLint location,
+                                                 GLsizei bufSize,
+                                                 GLsizei* length,
+                                                 GLint* params) {
+  NOTREACHED() << "Trying to call glGetUniformivRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetUniformivRobustANGLE() without current GL "
+                "context";
+}
+
+GLint NoContextGLApi::glGetUniformLocationFn(GLuint program, const char* name) {
+  NOTREACHED()
+      << "Trying to call glGetUniformLocation() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetUniformLocation() without current GL context";
+  return 0;
+}
+
+void NoContextGLApi::glGetUniformuivFn(GLuint program,
+                                       GLint location,
+                                       GLuint* params) {
+  NOTREACHED() << "Trying to call glGetUniformuiv() without current GL context";
+  LOG(ERROR) << "Trying to call glGetUniformuiv() without current GL context";
+}
+
+void NoContextGLApi::glGetUniformuivRobustANGLEFn(GLuint program,
+                                                  GLint location,
+                                                  GLsizei bufSize,
+                                                  GLsizei* length,
+                                                  GLuint* params) {
+  NOTREACHED() << "Trying to call glGetUniformuivRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetUniformuivRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribfvFn(GLuint index,
+                                           GLenum pname,
+                                           GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glGetVertexAttribfv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetVertexAttribfv() without current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribfvRobustANGLEFn(GLuint index,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      GLfloat* params) {
+  NOTREACHED() << "Trying to call glGetVertexAttribfvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribfvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribIivRobustANGLEFn(GLuint index,
+                                                       GLenum pname,
+                                                       GLsizei bufSize,
+                                                       GLsizei* length,
+                                                       GLint* params) {
+  NOTREACHED() << "Trying to call glGetVertexAttribIivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribIivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribIuivRobustANGLEFn(GLuint index,
+                                                        GLenum pname,
+                                                        GLsizei bufSize,
+                                                        GLsizei* length,
+                                                        GLuint* params) {
+  NOTREACHED() << "Trying to call glGetVertexAttribIuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribIuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribivFn(GLuint index,
+                                           GLenum pname,
+                                           GLint* params) {
+  NOTREACHED()
+      << "Trying to call glGetVertexAttribiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glGetVertexAttribiv() without current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribivRobustANGLEFn(GLuint index,
+                                                      GLenum pname,
+                                                      GLsizei bufSize,
+                                                      GLsizei* length,
+                                                      GLint* params) {
+  NOTREACHED() << "Trying to call glGetVertexAttribivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glGetVertexAttribPointervFn(GLuint index,
+                                                 GLenum pname,
+                                                 void** pointer) {
+  NOTREACHED() << "Trying to call glGetVertexAttribPointerv() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribPointerv() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glGetVertexAttribPointervRobustANGLEFn(GLuint index,
+                                                            GLenum pname,
+                                                            GLsizei bufSize,
+                                                            GLsizei* length,
+                                                            void** pointer) {
+  NOTREACHED() << "Trying to call glGetVertexAttribPointervRobustANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glGetVertexAttribPointervRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glHintFn(GLenum target, GLenum mode) {
+  NOTREACHED() << "Trying to call glHint() without current GL context";
+  LOG(ERROR) << "Trying to call glHint() without current GL context";
+}
+
+void NoContextGLApi::glInsertEventMarkerEXTFn(GLsizei length,
+                                              const char* marker) {
+  NOTREACHED()
+      << "Trying to call glInsertEventMarkerEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glInsertEventMarkerEXT() without current GL context";
+}
+
+void NoContextGLApi::glInvalidateFramebufferFn(GLenum target,
+                                               GLsizei numAttachments,
+                                               const GLenum* attachments) {
+  NOTREACHED()
+      << "Trying to call glInvalidateFramebuffer() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glInvalidateFramebuffer() without current GL context";
+}
+
+void NoContextGLApi::glInvalidateSubFramebufferFn(GLenum target,
+                                                  GLsizei numAttachments,
+                                                  const GLenum* attachments,
+                                                  GLint x,
+                                                  GLint y,
+                                                  GLint width,
+                                                  GLint height) {
+  NOTREACHED() << "Trying to call glInvalidateSubFramebuffer() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glInvalidateSubFramebuffer() without current "
+                "GL context";
+}
+
+GLboolean NoContextGLApi::glIsBufferFn(GLuint buffer) {
+  NOTREACHED() << "Trying to call glIsBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glIsBuffer() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsEnabledFn(GLenum cap) {
+  NOTREACHED() << "Trying to call glIsEnabled() without current GL context";
+  LOG(ERROR) << "Trying to call glIsEnabled() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsFenceAPPLEFn(GLuint fence) {
+  NOTREACHED() << "Trying to call glIsFenceAPPLE() without current GL context";
+  LOG(ERROR) << "Trying to call glIsFenceAPPLE() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsFenceNVFn(GLuint fence) {
+  NOTREACHED() << "Trying to call glIsFenceNV() without current GL context";
+  LOG(ERROR) << "Trying to call glIsFenceNV() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsFramebufferEXTFn(GLuint framebuffer) {
+  NOTREACHED()
+      << "Trying to call glIsFramebufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glIsFramebufferEXT() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsPathNVFn(GLuint path) {
+  NOTREACHED() << "Trying to call glIsPathNV() without current GL context";
+  LOG(ERROR) << "Trying to call glIsPathNV() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsProgramFn(GLuint program) {
+  NOTREACHED() << "Trying to call glIsProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glIsProgram() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsQueryFn(GLuint query) {
+  NOTREACHED() << "Trying to call glIsQuery() without current GL context";
+  LOG(ERROR) << "Trying to call glIsQuery() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsRenderbufferEXTFn(GLuint renderbuffer) {
+  NOTREACHED()
+      << "Trying to call glIsRenderbufferEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glIsRenderbufferEXT() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsSamplerFn(GLuint sampler) {
+  NOTREACHED() << "Trying to call glIsSampler() without current GL context";
+  LOG(ERROR) << "Trying to call glIsSampler() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsShaderFn(GLuint shader) {
+  NOTREACHED() << "Trying to call glIsShader() without current GL context";
+  LOG(ERROR) << "Trying to call glIsShader() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsSyncFn(GLsync sync) {
+  NOTREACHED() << "Trying to call glIsSync() without current GL context";
+  LOG(ERROR) << "Trying to call glIsSync() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsTextureFn(GLuint texture) {
+  NOTREACHED() << "Trying to call glIsTexture() without current GL context";
+  LOG(ERROR) << "Trying to call glIsTexture() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsTransformFeedbackFn(GLuint id) {
+  NOTREACHED()
+      << "Trying to call glIsTransformFeedback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glIsTransformFeedback() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glIsVertexArrayOESFn(GLuint array) {
+  NOTREACHED()
+      << "Trying to call glIsVertexArrayOES() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glIsVertexArrayOES() without current GL context";
+  return GL_FALSE;
+}
+
+void NoContextGLApi::glLineWidthFn(GLfloat width) {
+  NOTREACHED() << "Trying to call glLineWidth() without current GL context";
+  LOG(ERROR) << "Trying to call glLineWidth() without current GL context";
+}
+
+void NoContextGLApi::glLinkProgramFn(GLuint program) {
+  NOTREACHED() << "Trying to call glLinkProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glLinkProgram() without current GL context";
+}
+
+void* NoContextGLApi::glMapBufferFn(GLenum target, GLenum access) {
+  NOTREACHED() << "Trying to call glMapBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glMapBuffer() without current GL context";
+  return NULL;
+}
+
+void* NoContextGLApi::glMapBufferRangeFn(GLenum target,
+                                         GLintptr offset,
+                                         GLsizeiptr length,
+                                         GLbitfield access) {
+  NOTREACHED()
+      << "Trying to call glMapBufferRange() without current GL context";
+  LOG(ERROR) << "Trying to call glMapBufferRange() without current GL context";
+  return NULL;
+}
+
+void NoContextGLApi::glMatrixLoadfEXTFn(GLenum matrixMode, const GLfloat* m) {
+  NOTREACHED()
+      << "Trying to call glMatrixLoadfEXT() without current GL context";
+  LOG(ERROR) << "Trying to call glMatrixLoadfEXT() without current GL context";
+}
+
+void NoContextGLApi::glMatrixLoadIdentityEXTFn(GLenum matrixMode) {
+  NOTREACHED()
+      << "Trying to call glMatrixLoadIdentityEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glMatrixLoadIdentityEXT() without current GL context";
+}
+
+void NoContextGLApi::glMemoryBarrierEXTFn(GLbitfield barriers) {
+  NOTREACHED()
+      << "Trying to call glMemoryBarrierEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glMemoryBarrierEXT() without current GL context";
+}
+
+void NoContextGLApi::glObjectLabelFn(GLenum identifier,
+                                     GLuint name,
+                                     GLsizei length,
+                                     const char* label) {
+  NOTREACHED() << "Trying to call glObjectLabel() without current GL context";
+  LOG(ERROR) << "Trying to call glObjectLabel() without current GL context";
+}
+
+void NoContextGLApi::glObjectPtrLabelFn(void* ptr,
+                                        GLsizei length,
+                                        const char* label) {
+  NOTREACHED()
+      << "Trying to call glObjectPtrLabel() without current GL context";
+  LOG(ERROR) << "Trying to call glObjectPtrLabel() without current GL context";
+}
+
+void NoContextGLApi::glPathCommandsNVFn(GLuint path,
+                                        GLsizei numCommands,
+                                        const GLubyte* commands,
+                                        GLsizei numCoords,
+                                        GLenum coordType,
+                                        const GLvoid* coords) {
+  NOTREACHED()
+      << "Trying to call glPathCommandsNV() without current GL context";
+  LOG(ERROR) << "Trying to call glPathCommandsNV() without current GL context";
+}
+
+void NoContextGLApi::glPathParameterfNVFn(GLuint path,
+                                          GLenum pname,
+                                          GLfloat value) {
+  NOTREACHED()
+      << "Trying to call glPathParameterfNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPathParameterfNV() without current GL context";
+}
+
+void NoContextGLApi::glPathParameteriNVFn(GLuint path,
+                                          GLenum pname,
+                                          GLint value) {
+  NOTREACHED()
+      << "Trying to call glPathParameteriNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPathParameteriNV() without current GL context";
+}
+
+void NoContextGLApi::glPathStencilFuncNVFn(GLenum func,
+                                           GLint ref,
+                                           GLuint mask) {
+  NOTREACHED()
+      << "Trying to call glPathStencilFuncNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPathStencilFuncNV() without current GL context";
+}
+
+void NoContextGLApi::glPauseTransformFeedbackFn(void) {
+  NOTREACHED()
+      << "Trying to call glPauseTransformFeedback() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPauseTransformFeedback() without current GL context";
+}
+
+void NoContextGLApi::glPixelStoreiFn(GLenum pname, GLint param) {
+  NOTREACHED() << "Trying to call glPixelStorei() without current GL context";
+  LOG(ERROR) << "Trying to call glPixelStorei() without current GL context";
+}
+
+void NoContextGLApi::glPointParameteriFn(GLenum pname, GLint param) {
+  NOTREACHED()
+      << "Trying to call glPointParameteri() without current GL context";
+  LOG(ERROR) << "Trying to call glPointParameteri() without current GL context";
+}
+
+void NoContextGLApi::glPolygonOffsetFn(GLfloat factor, GLfloat units) {
+  NOTREACHED() << "Trying to call glPolygonOffset() without current GL context";
+  LOG(ERROR) << "Trying to call glPolygonOffset() without current GL context";
+}
+
+void NoContextGLApi::glPopDebugGroupFn() {
+  NOTREACHED() << "Trying to call glPopDebugGroup() without current GL context";
+  LOG(ERROR) << "Trying to call glPopDebugGroup() without current GL context";
+}
+
+void NoContextGLApi::glPopGroupMarkerEXTFn(void) {
+  NOTREACHED()
+      << "Trying to call glPopGroupMarkerEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPopGroupMarkerEXT() without current GL context";
+}
+
+void NoContextGLApi::glPrimitiveRestartIndexFn(GLuint index) {
+  NOTREACHED()
+      << "Trying to call glPrimitiveRestartIndex() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPrimitiveRestartIndex() without current GL context";
+}
+
+void NoContextGLApi::glProgramBinaryFn(GLuint program,
+                                       GLenum binaryFormat,
+                                       const GLvoid* binary,
+                                       GLsizei length) {
+  NOTREACHED() << "Trying to call glProgramBinary() without current GL context";
+  LOG(ERROR) << "Trying to call glProgramBinary() without current GL context";
+}
+
+void NoContextGLApi::glProgramParameteriFn(GLuint program,
+                                           GLenum pname,
+                                           GLint value) {
+  NOTREACHED()
+      << "Trying to call glProgramParameteri() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glProgramParameteri() without current GL context";
+}
+
+void NoContextGLApi::glProgramPathFragmentInputGenNVFn(GLuint program,
+                                                       GLint location,
+                                                       GLenum genMode,
+                                                       GLint components,
+                                                       const GLfloat* coeffs) {
+  NOTREACHED() << "Trying to call glProgramPathFragmentInputGenNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glProgramPathFragmentInputGenNV() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glPushDebugGroupFn(GLenum source,
+                                        GLuint id,
+                                        GLsizei length,
+                                        const char* message) {
+  NOTREACHED()
+      << "Trying to call glPushDebugGroup() without current GL context";
+  LOG(ERROR) << "Trying to call glPushDebugGroup() without current GL context";
+}
+
+void NoContextGLApi::glPushGroupMarkerEXTFn(GLsizei length,
+                                            const char* marker) {
+  NOTREACHED()
+      << "Trying to call glPushGroupMarkerEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glPushGroupMarkerEXT() without current GL context";
+}
+
+void NoContextGLApi::glQueryCounterFn(GLuint id, GLenum target) {
+  NOTREACHED() << "Trying to call glQueryCounter() without current GL context";
+  LOG(ERROR) << "Trying to call glQueryCounter() without current GL context";
+}
+
+void NoContextGLApi::glReadBufferFn(GLenum src) {
+  NOTREACHED() << "Trying to call glReadBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glReadBuffer() without current GL context";
+}
+
+void NoContextGLApi::glReadnPixelsRobustANGLEFn(GLint x,
+                                                GLint y,
+                                                GLsizei width,
+                                                GLsizei height,
+                                                GLenum format,
+                                                GLenum type,
+                                                GLsizei bufSize,
+                                                GLsizei* length,
+                                                void* data) {
+  NOTREACHED()
+      << "Trying to call glReadnPixelsRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glReadnPixelsRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glReadPixelsFn(GLint x,
+                                    GLint y,
+                                    GLsizei width,
+                                    GLsizei height,
+                                    GLenum format,
+                                    GLenum type,
+                                    void* pixels) {
+  NOTREACHED() << "Trying to call glReadPixels() without current GL context";
+  LOG(ERROR) << "Trying to call glReadPixels() without current GL context";
+}
+
+void NoContextGLApi::glReadPixelsRobustANGLEFn(GLint x,
+                                               GLint y,
+                                               GLsizei width,
+                                               GLsizei height,
+                                               GLenum format,
+                                               GLenum type,
+                                               GLsizei bufSize,
+                                               GLsizei* length,
+                                               void* pixels) {
+  NOTREACHED()
+      << "Trying to call glReadPixelsRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glReadPixelsRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glReleaseShaderCompilerFn(void) {
+  NOTREACHED()
+      << "Trying to call glReleaseShaderCompiler() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glReleaseShaderCompiler() without current GL context";
+}
+
+void NoContextGLApi::glRenderbufferStorageEXTFn(GLenum target,
+                                                GLenum internalformat,
+                                                GLsizei width,
+                                                GLsizei height) {
+  NOTREACHED()
+      << "Trying to call glRenderbufferStorageEXT() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glRenderbufferStorageEXT() without current GL context";
+}
+
+void NoContextGLApi::glRenderbufferStorageMultisampleFn(GLenum target,
+                                                        GLsizei samples,
+                                                        GLenum internalformat,
+                                                        GLsizei width,
+                                                        GLsizei height) {
+  NOTREACHED() << "Trying to call glRenderbufferStorageMultisample() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glRenderbufferStorageMultisample() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glRenderbufferStorageMultisampleANGLEFn(
+    GLenum target,
+    GLsizei samples,
+    GLenum internalformat,
+    GLsizei width,
+    GLsizei height) {
+  NOTREACHED() << "Trying to call glRenderbufferStorageMultisampleANGLE() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glRenderbufferStorageMultisampleANGLE() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glRenderbufferStorageMultisampleEXTFn(
+    GLenum target,
+    GLsizei samples,
+    GLenum internalformat,
+    GLsizei width,
+    GLsizei height) {
+  NOTREACHED() << "Trying to call glRenderbufferStorageMultisampleEXT() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glRenderbufferStorageMultisampleEXT() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glRenderbufferStorageMultisampleIMGFn(
+    GLenum target,
+    GLsizei samples,
+    GLenum internalformat,
+    GLsizei width,
+    GLsizei height) {
+  NOTREACHED() << "Trying to call glRenderbufferStorageMultisampleIMG() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glRenderbufferStorageMultisampleIMG() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glResumeTransformFeedbackFn(void) {
+  NOTREACHED() << "Trying to call glResumeTransformFeedback() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glResumeTransformFeedback() without current GL "
+                "context";
+}
+
+void NoContextGLApi::glSampleCoverageFn(GLclampf value, GLboolean invert) {
+  NOTREACHED()
+      << "Trying to call glSampleCoverage() without current GL context";
+  LOG(ERROR) << "Trying to call glSampleCoverage() without current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterfFn(GLuint sampler,
+                                           GLenum pname,
+                                           GLfloat param) {
+  NOTREACHED()
+      << "Trying to call glSamplerParameterf() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glSamplerParameterf() without current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterfvFn(GLuint sampler,
+                                            GLenum pname,
+                                            const GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glSamplerParameterfv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glSamplerParameterfv() without current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterfvRobustANGLEFn(GLuint sampler,
+                                                       GLenum pname,
+                                                       GLsizei bufSize,
+                                                       const GLfloat* param) {
+  NOTREACHED() << "Trying to call glSamplerParameterfvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glSamplerParameterfvRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glSamplerParameteriFn(GLuint sampler,
+                                           GLenum pname,
+                                           GLint param) {
+  NOTREACHED()
+      << "Trying to call glSamplerParameteri() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glSamplerParameteri() without current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterIivRobustANGLEFn(GLuint sampler,
+                                                        GLenum pname,
+                                                        GLsizei bufSize,
+                                                        const GLint* param) {
+  NOTREACHED() << "Trying to call glSamplerParameterIivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glSamplerParameterIivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterIuivRobustANGLEFn(GLuint sampler,
+                                                         GLenum pname,
+                                                         GLsizei bufSize,
+                                                         const GLuint* param) {
+  NOTREACHED() << "Trying to call glSamplerParameterIuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glSamplerParameterIuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterivFn(GLuint sampler,
+                                            GLenum pname,
+                                            const GLint* params) {
+  NOTREACHED()
+      << "Trying to call glSamplerParameteriv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glSamplerParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glSamplerParameterivRobustANGLEFn(GLuint sampler,
+                                                       GLenum pname,
+                                                       GLsizei bufSize,
+                                                       const GLint* param) {
+  NOTREACHED() << "Trying to call glSamplerParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glSamplerParameterivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glScissorFn(GLint x,
+                                 GLint y,
+                                 GLsizei width,
+                                 GLsizei height) {
+  NOTREACHED() << "Trying to call glScissor() without current GL context";
+  LOG(ERROR) << "Trying to call glScissor() without current GL context";
+}
+
+void NoContextGLApi::glSetFenceAPPLEFn(GLuint fence) {
+  NOTREACHED() << "Trying to call glSetFenceAPPLE() without current GL context";
+  LOG(ERROR) << "Trying to call glSetFenceAPPLE() without current GL context";
+}
+
+void NoContextGLApi::glSetFenceNVFn(GLuint fence, GLenum condition) {
+  NOTREACHED() << "Trying to call glSetFenceNV() without current GL context";
+  LOG(ERROR) << "Trying to call glSetFenceNV() without current GL context";
+}
+
+void NoContextGLApi::glShaderBinaryFn(GLsizei n,
+                                      const GLuint* shaders,
+                                      GLenum binaryformat,
+                                      const void* binary,
+                                      GLsizei length) {
+  NOTREACHED() << "Trying to call glShaderBinary() without current GL context";
+  LOG(ERROR) << "Trying to call glShaderBinary() without current GL context";
+}
+
+void NoContextGLApi::glShaderSourceFn(GLuint shader,
+                                      GLsizei count,
+                                      const char* const* str,
+                                      const GLint* length) {
+  NOTREACHED() << "Trying to call glShaderSource() without current GL context";
+  LOG(ERROR) << "Trying to call glShaderSource() without current GL context";
+}
+
+void NoContextGLApi::glStencilFillPathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLenum fillMode,
+    GLuint mask,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glStencilFillPathInstancedNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glStencilFillPathInstancedNV() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glStencilFillPathNVFn(GLuint path,
+                                           GLenum fillMode,
+                                           GLuint mask) {
+  NOTREACHED()
+      << "Trying to call glStencilFillPathNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glStencilFillPathNV() without current GL context";
+}
+
+void NoContextGLApi::glStencilFuncFn(GLenum func, GLint ref, GLuint mask) {
+  NOTREACHED() << "Trying to call glStencilFunc() without current GL context";
+  LOG(ERROR) << "Trying to call glStencilFunc() without current GL context";
+}
+
+void NoContextGLApi::glStencilFuncSeparateFn(GLenum face,
+                                             GLenum func,
+                                             GLint ref,
+                                             GLuint mask) {
+  NOTREACHED()
+      << "Trying to call glStencilFuncSeparate() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glStencilFuncSeparate() without current GL context";
+}
+
+void NoContextGLApi::glStencilMaskFn(GLuint mask) {
+  NOTREACHED() << "Trying to call glStencilMask() without current GL context";
+  LOG(ERROR) << "Trying to call glStencilMask() without current GL context";
+}
+
+void NoContextGLApi::glStencilMaskSeparateFn(GLenum face, GLuint mask) {
+  NOTREACHED()
+      << "Trying to call glStencilMaskSeparate() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glStencilMaskSeparate() without current GL context";
+}
+
+void NoContextGLApi::glStencilOpFn(GLenum fail, GLenum zfail, GLenum zpass) {
+  NOTREACHED() << "Trying to call glStencilOp() without current GL context";
+  LOG(ERROR) << "Trying to call glStencilOp() without current GL context";
+}
+
+void NoContextGLApi::glStencilOpSeparateFn(GLenum face,
+                                           GLenum fail,
+                                           GLenum zfail,
+                                           GLenum zpass) {
+  NOTREACHED()
+      << "Trying to call glStencilOpSeparate() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glStencilOpSeparate() without current GL context";
+}
+
+void NoContextGLApi::glStencilStrokePathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLint ref,
+    GLuint mask,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glStencilStrokePathInstancedNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glStencilStrokePathInstancedNV() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glStencilStrokePathNVFn(GLuint path,
+                                             GLint reference,
+                                             GLuint mask) {
+  NOTREACHED()
+      << "Trying to call glStencilStrokePathNV() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glStencilStrokePathNV() without current GL context";
+}
+
+void NoContextGLApi::glStencilThenCoverFillPathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLenum fillMode,
+    GLuint mask,
+    GLenum coverMode,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glStencilThenCoverFillPathInstancedNV() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glStencilThenCoverFillPathInstancedNV() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glStencilThenCoverFillPathNVFn(GLuint path,
+                                                    GLenum fillMode,
+                                                    GLuint mask,
+                                                    GLenum coverMode) {
+  NOTREACHED() << "Trying to call glStencilThenCoverFillPathNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glStencilThenCoverFillPathNV() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glStencilThenCoverStrokePathInstancedNVFn(
+    GLsizei numPaths,
+    GLenum pathNameType,
+    const void* paths,
+    GLuint pathBase,
+    GLint ref,
+    GLuint mask,
+    GLenum coverMode,
+    GLenum transformType,
+    const GLfloat* transformValues) {
+  NOTREACHED() << "Trying to call glStencilThenCoverStrokePathInstancedNV() "
+                  "without current GL context";
+  LOG(ERROR) << "Trying to call glStencilThenCoverStrokePathInstancedNV() "
+                "without current GL context";
+}
+
+void NoContextGLApi::glStencilThenCoverStrokePathNVFn(GLuint path,
+                                                      GLint reference,
+                                                      GLuint mask,
+                                                      GLenum coverMode) {
+  NOTREACHED() << "Trying to call glStencilThenCoverStrokePathNV() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glStencilThenCoverStrokePathNV() without "
+                "current GL context";
+}
+
+GLboolean NoContextGLApi::glTestFenceAPPLEFn(GLuint fence) {
+  NOTREACHED()
+      << "Trying to call glTestFenceAPPLE() without current GL context";
+  LOG(ERROR) << "Trying to call glTestFenceAPPLE() without current GL context";
+  return GL_FALSE;
+}
+
+GLboolean NoContextGLApi::glTestFenceNVFn(GLuint fence) {
+  NOTREACHED() << "Trying to call glTestFenceNV() without current GL context";
+  LOG(ERROR) << "Trying to call glTestFenceNV() without current GL context";
+  return GL_FALSE;
+}
+
+void NoContextGLApi::glTexImage2DFn(GLenum target,
+                                    GLint level,
+                                    GLint internalformat,
+                                    GLsizei width,
+                                    GLsizei height,
+                                    GLint border,
+                                    GLenum format,
+                                    GLenum type,
+                                    const void* pixels) {
+  NOTREACHED() << "Trying to call glTexImage2D() without current GL context";
+  LOG(ERROR) << "Trying to call glTexImage2D() without current GL context";
+}
+
+void NoContextGLApi::glTexImage2DRobustANGLEFn(GLenum target,
+                                               GLint level,
+                                               GLint internalformat,
+                                               GLsizei width,
+                                               GLsizei height,
+                                               GLint border,
+                                               GLenum format,
+                                               GLenum type,
+                                               GLsizei bufSize,
+                                               const void* pixels) {
+  NOTREACHED()
+      << "Trying to call glTexImage2DRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glTexImage2DRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glTexImage3DFn(GLenum target,
+                                    GLint level,
+                                    GLint internalformat,
+                                    GLsizei width,
+                                    GLsizei height,
+                                    GLsizei depth,
+                                    GLint border,
+                                    GLenum format,
+                                    GLenum type,
+                                    const void* pixels) {
+  NOTREACHED() << "Trying to call glTexImage3D() without current GL context";
+  LOG(ERROR) << "Trying to call glTexImage3D() without current GL context";
+}
+
+void NoContextGLApi::glTexImage3DRobustANGLEFn(GLenum target,
+                                               GLint level,
+                                               GLint internalformat,
+                                               GLsizei width,
+                                               GLsizei height,
+                                               GLsizei depth,
+                                               GLint border,
+                                               GLenum format,
+                                               GLenum type,
+                                               GLsizei bufSize,
+                                               const void* pixels) {
+  NOTREACHED()
+      << "Trying to call glTexImage3DRobustANGLE() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glTexImage3DRobustANGLE() without current GL context";
+}
+
+void NoContextGLApi::glTexParameterfFn(GLenum target,
+                                       GLenum pname,
+                                       GLfloat param) {
+  NOTREACHED() << "Trying to call glTexParameterf() without current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterf() without current GL context";
+}
+
+void NoContextGLApi::glTexParameterfvFn(GLenum target,
+                                        GLenum pname,
+                                        const GLfloat* params) {
+  NOTREACHED()
+      << "Trying to call glTexParameterfv() without current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterfv() without current GL context";
+}
+
+void NoContextGLApi::glTexParameterfvRobustANGLEFn(GLenum target,
+                                                   GLenum pname,
+                                                   GLsizei bufSize,
+                                                   const GLfloat* params) {
+  NOTREACHED() << "Trying to call glTexParameterfvRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterfvRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glTexParameteriFn(GLenum target,
+                                       GLenum pname,
+                                       GLint param) {
+  NOTREACHED() << "Trying to call glTexParameteri() without current GL context";
+  LOG(ERROR) << "Trying to call glTexParameteri() without current GL context";
+}
+
+void NoContextGLApi::glTexParameterIivRobustANGLEFn(GLenum target,
+                                                    GLenum pname,
+                                                    GLsizei bufSize,
+                                                    const GLint* params) {
+  NOTREACHED() << "Trying to call glTexParameterIivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterIivRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glTexParameterIuivRobustANGLEFn(GLenum target,
+                                                     GLenum pname,
+                                                     GLsizei bufSize,
+                                                     const GLuint* params) {
+  NOTREACHED() << "Trying to call glTexParameterIuivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterIuivRobustANGLE() without "
+                "current GL context";
+}
+
+void NoContextGLApi::glTexParameterivFn(GLenum target,
+                                        GLenum pname,
+                                        const GLint* params) {
+  NOTREACHED()
+      << "Trying to call glTexParameteriv() without current GL context";
+  LOG(ERROR) << "Trying to call glTexParameteriv() without current GL context";
+}
+
+void NoContextGLApi::glTexParameterivRobustANGLEFn(GLenum target,
+                                                   GLenum pname,
+                                                   GLsizei bufSize,
+                                                   const GLint* params) {
+  NOTREACHED() << "Trying to call glTexParameterivRobustANGLE() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glTexParameterivRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glTexStorage2DEXTFn(GLenum target,
+                                         GLsizei levels,
+                                         GLenum internalformat,
+                                         GLsizei width,
+                                         GLsizei height) {
+  NOTREACHED()
+      << "Trying to call glTexStorage2DEXT() without current GL context";
+  LOG(ERROR) << "Trying to call glTexStorage2DEXT() without current GL context";
+}
+
+void NoContextGLApi::glTexStorage3DFn(GLenum target,
+                                      GLsizei levels,
+                                      GLenum internalformat,
+                                      GLsizei width,
+                                      GLsizei height,
+                                      GLsizei depth) {
+  NOTREACHED() << "Trying to call glTexStorage3D() without current GL context";
+  LOG(ERROR) << "Trying to call glTexStorage3D() without current GL context";
+}
+
+void NoContextGLApi::glTexSubImage2DFn(GLenum target,
+                                       GLint level,
+                                       GLint xoffset,
+                                       GLint yoffset,
+                                       GLsizei width,
+                                       GLsizei height,
+                                       GLenum format,
+                                       GLenum type,
+                                       const void* pixels) {
+  NOTREACHED() << "Trying to call glTexSubImage2D() without current GL context";
+  LOG(ERROR) << "Trying to call glTexSubImage2D() without current GL context";
+}
+
+void NoContextGLApi::glTexSubImage2DRobustANGLEFn(GLenum target,
+                                                  GLint level,
+                                                  GLint xoffset,
+                                                  GLint yoffset,
+                                                  GLsizei width,
+                                                  GLsizei height,
+                                                  GLenum format,
+                                                  GLenum type,
+                                                  GLsizei bufSize,
+                                                  const void* pixels) {
+  NOTREACHED() << "Trying to call glTexSubImage2DRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glTexSubImage2DRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glTexSubImage3DFn(GLenum target,
+                                       GLint level,
+                                       GLint xoffset,
+                                       GLint yoffset,
+                                       GLint zoffset,
+                                       GLsizei width,
+                                       GLsizei height,
+                                       GLsizei depth,
+                                       GLenum format,
+                                       GLenum type,
+                                       const void* pixels) {
+  NOTREACHED() << "Trying to call glTexSubImage3D() without current GL context";
+  LOG(ERROR) << "Trying to call glTexSubImage3D() without current GL context";
+}
+
+void NoContextGLApi::glTexSubImage3DRobustANGLEFn(GLenum target,
+                                                  GLint level,
+                                                  GLint xoffset,
+                                                  GLint yoffset,
+                                                  GLint zoffset,
+                                                  GLsizei width,
+                                                  GLsizei height,
+                                                  GLsizei depth,
+                                                  GLenum format,
+                                                  GLenum type,
+                                                  GLsizei bufSize,
+                                                  const void* pixels) {
+  NOTREACHED() << "Trying to call glTexSubImage3DRobustANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glTexSubImage3DRobustANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glTransformFeedbackVaryingsFn(GLuint program,
+                                                   GLsizei count,
+                                                   const char* const* varyings,
+                                                   GLenum bufferMode) {
+  NOTREACHED() << "Trying to call glTransformFeedbackVaryings() without "
+                  "current GL context";
+  LOG(ERROR) << "Trying to call glTransformFeedbackVaryings() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glUniform1fFn(GLint location, GLfloat x) {
+  NOTREACHED() << "Trying to call glUniform1f() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1f() without current GL context";
+}
+
+void NoContextGLApi::glUniform1fvFn(GLint location,
+                                    GLsizei count,
+                                    const GLfloat* v) {
+  NOTREACHED() << "Trying to call glUniform1fv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1fv() without current GL context";
+}
+
+void NoContextGLApi::glUniform1iFn(GLint location, GLint x) {
+  NOTREACHED() << "Trying to call glUniform1i() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1i() without current GL context";
+}
+
+void NoContextGLApi::glUniform1ivFn(GLint location,
+                                    GLsizei count,
+                                    const GLint* v) {
+  NOTREACHED() << "Trying to call glUniform1iv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1iv() without current GL context";
+}
+
+void NoContextGLApi::glUniform1uiFn(GLint location, GLuint v0) {
+  NOTREACHED() << "Trying to call glUniform1ui() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1ui() without current GL context";
+}
+
+void NoContextGLApi::glUniform1uivFn(GLint location,
+                                     GLsizei count,
+                                     const GLuint* v) {
+  NOTREACHED() << "Trying to call glUniform1uiv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform1uiv() without current GL context";
+}
+
+void NoContextGLApi::glUniform2fFn(GLint location, GLfloat x, GLfloat y) {
+  NOTREACHED() << "Trying to call glUniform2f() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2f() without current GL context";
+}
+
+void NoContextGLApi::glUniform2fvFn(GLint location,
+                                    GLsizei count,
+                                    const GLfloat* v) {
+  NOTREACHED() << "Trying to call glUniform2fv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2fv() without current GL context";
+}
+
+void NoContextGLApi::glUniform2iFn(GLint location, GLint x, GLint y) {
+  NOTREACHED() << "Trying to call glUniform2i() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2i() without current GL context";
+}
+
+void NoContextGLApi::glUniform2ivFn(GLint location,
+                                    GLsizei count,
+                                    const GLint* v) {
+  NOTREACHED() << "Trying to call glUniform2iv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2iv() without current GL context";
+}
+
+void NoContextGLApi::glUniform2uiFn(GLint location, GLuint v0, GLuint v1) {
+  NOTREACHED() << "Trying to call glUniform2ui() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2ui() without current GL context";
+}
+
+void NoContextGLApi::glUniform2uivFn(GLint location,
+                                     GLsizei count,
+                                     const GLuint* v) {
+  NOTREACHED() << "Trying to call glUniform2uiv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform2uiv() without current GL context";
+}
+
+void NoContextGLApi::glUniform3fFn(GLint location,
+                                   GLfloat x,
+                                   GLfloat y,
+                                   GLfloat z) {
+  NOTREACHED() << "Trying to call glUniform3f() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3f() without current GL context";
+}
+
+void NoContextGLApi::glUniform3fvFn(GLint location,
+                                    GLsizei count,
+                                    const GLfloat* v) {
+  NOTREACHED() << "Trying to call glUniform3fv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3fv() without current GL context";
+}
+
+void NoContextGLApi::glUniform3iFn(GLint location, GLint x, GLint y, GLint z) {
+  NOTREACHED() << "Trying to call glUniform3i() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3i() without current GL context";
+}
+
+void NoContextGLApi::glUniform3ivFn(GLint location,
+                                    GLsizei count,
+                                    const GLint* v) {
+  NOTREACHED() << "Trying to call glUniform3iv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3iv() without current GL context";
+}
+
+void NoContextGLApi::glUniform3uiFn(GLint location,
+                                    GLuint v0,
+                                    GLuint v1,
+                                    GLuint v2) {
+  NOTREACHED() << "Trying to call glUniform3ui() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3ui() without current GL context";
+}
+
+void NoContextGLApi::glUniform3uivFn(GLint location,
+                                     GLsizei count,
+                                     const GLuint* v) {
+  NOTREACHED() << "Trying to call glUniform3uiv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform3uiv() without current GL context";
+}
+
+void NoContextGLApi::glUniform4fFn(GLint location,
+                                   GLfloat x,
+                                   GLfloat y,
+                                   GLfloat z,
+                                   GLfloat w) {
+  NOTREACHED() << "Trying to call glUniform4f() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4f() without current GL context";
+}
+
+void NoContextGLApi::glUniform4fvFn(GLint location,
+                                    GLsizei count,
+                                    const GLfloat* v) {
+  NOTREACHED() << "Trying to call glUniform4fv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4fv() without current GL context";
+}
+
+void NoContextGLApi::glUniform4iFn(GLint location,
+                                   GLint x,
+                                   GLint y,
+                                   GLint z,
+                                   GLint w) {
+  NOTREACHED() << "Trying to call glUniform4i() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4i() without current GL context";
+}
+
+void NoContextGLApi::glUniform4ivFn(GLint location,
+                                    GLsizei count,
+                                    const GLint* v) {
+  NOTREACHED() << "Trying to call glUniform4iv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4iv() without current GL context";
+}
+
+void NoContextGLApi::glUniform4uiFn(GLint location,
+                                    GLuint v0,
+                                    GLuint v1,
+                                    GLuint v2,
+                                    GLuint v3) {
+  NOTREACHED() << "Trying to call glUniform4ui() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4ui() without current GL context";
+}
+
+void NoContextGLApi::glUniform4uivFn(GLint location,
+                                     GLsizei count,
+                                     const GLuint* v) {
+  NOTREACHED() << "Trying to call glUniform4uiv() without current GL context";
+  LOG(ERROR) << "Trying to call glUniform4uiv() without current GL context";
+}
+
+void NoContextGLApi::glUniformBlockBindingFn(GLuint program,
+                                             GLuint uniformBlockIndex,
+                                             GLuint uniformBlockBinding) {
+  NOTREACHED()
+      << "Trying to call glUniformBlockBinding() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformBlockBinding() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix2fvFn(GLint location,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix2fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix2fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix2x3fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix2x3fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix2x3fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix2x4fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix2x4fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix2x4fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix3fvFn(GLint location,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix3fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix3fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix3x2fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix3x2fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix3x2fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix3x4fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix3x4fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix3x4fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix4fvFn(GLint location,
+                                          GLsizei count,
+                                          GLboolean transpose,
+                                          const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix4fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix4fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix4x2fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix4x2fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix4x2fv() without current GL context";
+}
+
+void NoContextGLApi::glUniformMatrix4x3fvFn(GLint location,
+                                            GLsizei count,
+                                            GLboolean transpose,
+                                            const GLfloat* value) {
+  NOTREACHED()
+      << "Trying to call glUniformMatrix4x3fv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glUniformMatrix4x3fv() without current GL context";
+}
+
+GLboolean NoContextGLApi::glUnmapBufferFn(GLenum target) {
+  NOTREACHED() << "Trying to call glUnmapBuffer() without current GL context";
+  LOG(ERROR) << "Trying to call glUnmapBuffer() without current GL context";
+  return GL_FALSE;
+}
+
+void NoContextGLApi::glUseProgramFn(GLuint program) {
+  NOTREACHED() << "Trying to call glUseProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glUseProgram() without current GL context";
+}
+
+void NoContextGLApi::glValidateProgramFn(GLuint program) {
+  NOTREACHED()
+      << "Trying to call glValidateProgram() without current GL context";
+  LOG(ERROR) << "Trying to call glValidateProgram() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib1fFn(GLuint indx, GLfloat x) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib1f() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib1f() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib1fvFn(GLuint indx, const GLfloat* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib1fv() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib1fv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib2fFn(GLuint indx, GLfloat x, GLfloat y) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib2f() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib2f() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib2fvFn(GLuint indx, const GLfloat* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib2fv() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib2fv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib3fFn(GLuint indx,
+                                        GLfloat x,
+                                        GLfloat y,
+                                        GLfloat z) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib3f() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib3f() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib3fvFn(GLuint indx, const GLfloat* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib3fv() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib3fv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib4fFn(GLuint indx,
+                                        GLfloat x,
+                                        GLfloat y,
+                                        GLfloat z,
+                                        GLfloat w) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib4f() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib4f() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttrib4fvFn(GLuint indx, const GLfloat* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttrib4fv() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttrib4fv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribDivisorANGLEFn(GLuint index,
+                                                  GLuint divisor) {
+  NOTREACHED() << "Trying to call glVertexAttribDivisorANGLE() without current "
+                  "GL context";
+  LOG(ERROR) << "Trying to call glVertexAttribDivisorANGLE() without current "
+                "GL context";
+}
+
+void NoContextGLApi::glVertexAttribI4iFn(GLuint indx,
+                                         GLint x,
+                                         GLint y,
+                                         GLint z,
+                                         GLint w) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribI4i() without current GL context";
+  LOG(ERROR) << "Trying to call glVertexAttribI4i() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribI4ivFn(GLuint indx, const GLint* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribI4iv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glVertexAttribI4iv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribI4uiFn(GLuint indx,
+                                          GLuint x,
+                                          GLuint y,
+                                          GLuint z,
+                                          GLuint w) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribI4ui() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glVertexAttribI4ui() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribI4uivFn(GLuint indx, const GLuint* values) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribI4uiv() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glVertexAttribI4uiv() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribIPointerFn(GLuint indx,
+                                              GLint size,
+                                              GLenum type,
+                                              GLsizei stride,
+                                              const void* ptr) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribIPointer() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glVertexAttribIPointer() without current GL context";
+}
+
+void NoContextGLApi::glVertexAttribPointerFn(GLuint indx,
+                                             GLint size,
+                                             GLenum type,
+                                             GLboolean normalized,
+                                             GLsizei stride,
+                                             const void* ptr) {
+  NOTREACHED()
+      << "Trying to call glVertexAttribPointer() without current GL context";
+  LOG(ERROR)
+      << "Trying to call glVertexAttribPointer() without current GL context";
+}
+
+void NoContextGLApi::glViewportFn(GLint x,
+                                  GLint y,
+                                  GLsizei width,
+                                  GLsizei height) {
+  NOTREACHED() << "Trying to call glViewport() without current GL context";
+  LOG(ERROR) << "Trying to call glViewport() without current GL context";
+}
+
+GLenum NoContextGLApi::glWaitSyncFn(GLsync sync,
+                                    GLbitfield flags,
+                                    GLuint64 timeout) {
+  NOTREACHED() << "Trying to call glWaitSync() without current GL context";
+  LOG(ERROR) << "Trying to call glWaitSync() without current GL context";
+  return static_cast<GLenum>(0);
+}
+
+}  // namespace gl