Reducing code duplication between WGC3D(InProcess)CommandBufferImpl

webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.cc

 // Copyright (c) 2012 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.
 
 #include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 
 #include <GLES2/gl2.h>
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES 1
 #endif
@@ skipping 23 matching lines @@
 
 namespace {
 
 const int32 kCommandBufferSize = 1024 * 1024;
 // TODO(kbr): make the transfer buffer size configurable via context
 // creation attributes.
 const size_t kStartTransferBufferSize = 4 * 1024 * 1024;
 const size_t kMinTransferBufferSize = 1 * 256 * 1024;
 const size_t kMaxTransferBufferSize = 16 * 1024 * 1024;
 
-uint32_t GenFlushID() {
-  static base::subtle::Atomic32 flush_id = 0;
-
-  base::subtle::Atomic32 my_id = base::subtle::Barrier_AtomicIncrement(
-      &flush_id, 1);
-  return static_cast<uint32_t>(my_id);
-}
-
 // Singleton used to initialize and terminate the gles2 library.
 class GLES2Initializer {
  public:
   GLES2Initializer() {
     ::gles2::Initialize();
   }
 
   ~GLES2Initializer() {
     ::gles2::Terminate();
   }
@@ skipping 51 matching lines @@
       gfx::kNullAcceleratedWidget /* window. Not used. */));
 }
 
 WebGraphicsContext3DInProcessCommandBufferImpl::
     WebGraphicsContext3DInProcessCommandBufferImpl(
         scoped_ptr< ::gpu::GLInProcessContext> context,
         const blink::WebGraphicsContext3D::Attributes& attributes,
         bool lose_context_when_out_of_memory,
         bool is_offscreen,
         gfx::AcceleratedWidget window)
-    : is_offscreen_(is_offscreen),
+    : WebGraphicsContext3DImpl(attributes, lose_context_when_out_of_memory),
+      is_offscreen_(is_offscreen),
       window_(window),
-      initialized_(false),
-      initialize_failed_(false),
-      context_(context.Pass()),
-      gl_(NULL),
-      context_lost_callback_(NULL),
-      context_lost_reason_(GL_NO_ERROR),
-      attributes_(attributes),
-      lose_context_when_out_of_memory_(lose_context_when_out_of_memory),
-      flush_id_(0) {}
+      context_(context.Pass()) {
+}
 
 WebGraphicsContext3DInProcessCommandBufferImpl::
     ~WebGraphicsContext3DInProcessCommandBufferImpl() {
 }
 
 // static
 void WebGraphicsContext3DInProcessCommandBufferImpl::ConvertAttributes(
     const blink::WebGraphicsContext3D::Attributes& attributes,
     ::gpu::GLInProcessContextAttribs* output_attribs) {
   output_attribs->alpha_size = attributes.alpha ? 8 : 0;
@@ skipping 40 matching lines @@
   if (context_) {
     base::Closure context_lost_callback = base::Bind(
         &WebGraphicsContext3DInProcessCommandBufferImpl::OnContextLost,
         base::Unretained(this));
     context_->SetContextLostCallback(context_lost_callback);
   } else {
     initialize_failed_ = true;
     return false;
   }
 
-  gl_ = context_->GetImplementation();
+  real_gl_ = context_->GetImplementation();
+  setGLInterface(real_gl_);
 
-  if (gl_ && attributes_.noExtensions)
-    gl_->EnableFeatureCHROMIUM("webgl_enable_glsl_webgl_validation");
+  if (real_gl_ && attributes_.noExtensions)
+    real_gl_->EnableFeatureCHROMIUM("webgl_enable_glsl_webgl_validation");
 
   // Set attributes_ from created offscreen context.
   {
     GLint alpha_bits = 0;
     getIntegerv(GL_ALPHA_BITS, &alpha_bits);
     attributes_.alpha = alpha_bits > 0;
     GLint depth_bits = 0;
     getIntegerv(GL_DEPTH_BITS, &depth_bits);
     attributes_.depth = depth_bits > 0;
     GLint stencil_bits = 0;
     getIntegerv(GL_STENCIL_BITS, &stencil_bits);
     attributes_.stencil = stencil_bits > 0;
     GLint sample_buffers = 0;
     getIntegerv(GL_SAMPLE_BUFFERS, &sample_buffers);
     attributes_.antialias = sample_buffers > 0;
   }
 
   initialized_ = true;
   return true;
 }
 
 bool WebGraphicsContext3DInProcessCommandBufferImpl::makeContextCurrent() {
   if (!MaybeInitializeGL())
     return false;
-  ::gles2::SetGLContext(gl_);
+  ::gles2::SetGLContext(GetGLInterface());
   return context_ && !isContextLost();
 }
 
-uint32_t WebGraphicsContext3DInProcessCommandBufferImpl::lastFlushID() {
-  return flush_id_;
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::ClearContext() {
-  // NOTE: Comment in the line below to check for code that is not calling
-  // eglMakeCurrent where appropriate. The issue is code using
-  // WebGraphicsContext3D does not need to call makeContextCurrent. Code using
-  // direct OpenGL bindings needs to call the appropriate form of
-  // eglMakeCurrent. If it doesn't it will be issuing commands on the wrong
-  // context. Uncommenting the line below clears the current context so that
-  // any code not calling eglMakeCurrent in the appropriate place should crash.
-  // This is not a perfect test but generally code that used the direct OpenGL
-  // bindings should not be mixed with code that uses WebGraphicsContext3D.
-  //
-  // GLInProcessContext::MakeCurrent(NULL);
-}
-
-// Helper macros to reduce the amount of code.
-
-#define DELEGATE_TO_GL(name, glname)                                    \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name() {           \
-  ClearContext();                                                       \
-  gl_->glname();                                                        \
-}
-
-#define DELEGATE_TO_GL_R(name, glname, rt)                              \
-rt WebGraphicsContext3DInProcessCommandBufferImpl::name() {             \
-  ClearContext();                                                       \
-  return gl_->glname();                                                 \
-}
-
-#define DELEGATE_TO_GL_1(name, glname, t1)                              \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(t1 a1) {      \
-  ClearContext();                                                       \
-  gl_->glname(a1);                                                      \
-}
-
-#define DELEGATE_TO_GL_1R(name, glname, t1, rt)                         \
-rt WebGraphicsContext3DInProcessCommandBufferImpl::name(t1 a1) {        \
-  ClearContext();                                                       \
-  return gl_->glname(a1);                                               \
-}
-
-#define DELEGATE_TO_GL_1RB(name, glname, t1, rt)                        \
-rt WebGraphicsContext3DInProcessCommandBufferImpl::name(t1 a1) {        \
-  ClearContext();                                                       \
-  return gl_->glname(a1) ? true : false;                                \
-}
-
-#define DELEGATE_TO_GL_2(name, glname, t1, t2)                          \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2) {                                                     \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2);                                                  \
-}
-
-#define DELEGATE_TO_GL_2R(name, glname, t1, t2, rt)                     \
-rt WebGraphicsContext3DInProcessCommandBufferImpl::name(t1 a1, t2 a2) { \
-  ClearContext();                                                       \
-  return gl_->glname(a1, a2);                                           \
-}
-
-#define DELEGATE_TO_GL_3(name, glname, t1, t2, t3)                      \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3) {                                              \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3);                                              \
-}
-
-#define DELEGATE_TO_GL_4(name, glname, t1, t2, t3, t4)                  \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4) {                                       \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4);                                          \
-}
-
-#define DELEGATE_TO_GL_4R(name, glname, t1, t2, t3, t4, rt) \
-  rt WebGraphicsContext3DInProcessCommandBufferImpl::name(  \
-      t1 a1, t2 a2, t3 a3, t4 a4) {                         \
-    ClearContext();                                         \
-    return gl_->glname(a1, a2, a3, a4);                     \
-  }
-
-#define DELEGATE_TO_GL_5(name, glname, t1, t2, t3, t4, t5)              \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4, t5 a5) {                                \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4, a5);                                      \
-}
-
-#define DELEGATE_TO_GL_6(name, glname, t1, t2, t3, t4, t5, t6)          \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6) {                         \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4, a5, a6);                                  \
-}
-
-#define DELEGATE_TO_GL_7(name, glname, t1, t2, t3, t4, t5, t6, t7)      \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7) {                  \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4, a5, a6, a7);                              \
-}
-
-#define DELEGATE_TO_GL_8(name, glname, t1, t2, t3, t4, t5, t6, t7, t8)  \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8) {           \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8);                          \
-}
-
-#define DELEGATE_TO_GL_9(name, glname, t1, t2, t3, t4, t5, t6, t7, t8, t9) \
-void WebGraphicsContext3DInProcessCommandBufferImpl::name(              \
-    t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, t6 a6, t7 a7, t8 a8, t9 a9) {    \
-  ClearContext();                                                       \
-  gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8, a9);                      \
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::prepareTexture() {
-  NOTREACHED();
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::postSubBufferCHROMIUM(
-    int x, int y, int width, int height) {
-  NOTREACHED();
-}
-
-DELEGATE_TO_GL_3(reshapeWithScaleFactor, ResizeCHROMIUM, int, int, float)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::synthesizeGLError(
-    WGC3Denum error) {
-  if (std::find(synthetic_errors_.begin(), synthetic_errors_.end(), error) ==
-      synthetic_errors_.end()) {
-    synthetic_errors_.push_back(error);
-  }
-}
-
-void* WebGraphicsContext3DInProcessCommandBufferImpl::mapBufferSubDataCHROMIUM(
-    WGC3Denum target,
-    WGC3Dintptr offset,
-    WGC3Dsizeiptr size,
-    WGC3Denum access) {
-  ClearContext();
-  return gl_->MapBufferSubDataCHROMIUM(target, offset, size, access);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::unmapBufferSubDataCHROMIUM(
-    const void* mem) {
-  ClearContext();
-  return gl_->UnmapBufferSubDataCHROMIUM(mem);
-}
-
-void* WebGraphicsContext3DInProcessCommandBufferImpl::mapTexSubImage2DCHROMIUM(
-    WGC3Denum target,
-    WGC3Dint level,
-    WGC3Dint xoffset,
-    WGC3Dint yoffset,
-    WGC3Dsizei width,
-    WGC3Dsizei height,
-    WGC3Denum format,
-    WGC3Denum type,
-    WGC3Denum access) {
-  ClearContext();
-  return gl_->MapTexSubImage2DCHROMIUM(
-      target, level, xoffset, yoffset, width, height, format, type, access);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::unmapTexSubImage2DCHROMIUM(
-    const void* mem) {
-  ClearContext();
-  gl_->UnmapTexSubImage2DCHROMIUM(mem);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::setVisibilityCHROMIUM(
-    bool visible) {
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::discardFramebufferEXT(
-    WGC3Denum target, WGC3Dsizei numAttachments, const WGC3Denum* attachments) {
-  gl_->DiscardFramebufferEXT(target, numAttachments, attachments);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::
-    copyTextureToParentTextureCHROMIUM(WebGLId texture, WebGLId parentTexture) {
-  NOTIMPLEMENTED();
-}
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::
-    getRequestableExtensionsCHROMIUM() {
-  // TODO(gmam): See if we can comment this in.
-  // ClearContext();
-  return blink::WebString::fromUTF8(
-      gl_->GetRequestableExtensionsCHROMIUM());
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::requestExtensionCHROMIUM(
-    const char* extension) {
-  // TODO(gmam): See if we can comment this in.
-  // ClearContext();
-  gl_->RequestExtensionCHROMIUM(extension);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::blitFramebufferCHROMIUM(
-    WGC3Dint srcX0, WGC3Dint srcY0, WGC3Dint srcX1, WGC3Dint srcY1,
-    WGC3Dint dstX0, WGC3Dint dstY0, WGC3Dint dstX1, WGC3Dint dstY1,
-    WGC3Dbitfield mask, WGC3Denum filter) {
-  ClearContext();
-  gl_->BlitFramebufferCHROMIUM(
-      srcX0, srcY0, srcX1, srcY1,
-      dstX0, dstY0, dstX1, dstY1,
-      mask, filter);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::
-    renderbufferStorageMultisampleCHROMIUM(
-        WGC3Denum target, WGC3Dsizei samples, WGC3Denum internalformat,
-        WGC3Dsizei width, WGC3Dsizei height) {
-  ClearContext();
-  gl_->RenderbufferStorageMultisampleCHROMIUM(
-      target, samples, internalformat, width, height);
-}
-
-DELEGATE_TO_GL_1(activeTexture, ActiveTexture, WGC3Denum)
-
-DELEGATE_TO_GL_2(attachShader, AttachShader, WebGLId, WebGLId)
-
-DELEGATE_TO_GL_3(bindAttribLocation, BindAttribLocation, WebGLId,
-                 WGC3Duint, const WGC3Dchar*)
-
-DELEGATE_TO_GL_2(bindBuffer, BindBuffer, WGC3Denum, WebGLId)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::bindFramebuffer(
-    WGC3Denum target,
-    WebGLId framebuffer) {
-  ClearContext();
-  gl_->BindFramebuffer(target, framebuffer);
-}
-
-DELEGATE_TO_GL_2(bindRenderbuffer, BindRenderbuffer, WGC3Denum, WebGLId)
-
-DELEGATE_TO_GL_2(bindTexture, BindTexture, WGC3Denum, WebGLId)
-
-DELEGATE_TO_GL_4(blendColor, BlendColor,
-                 WGC3Dclampf, WGC3Dclampf, WGC3Dclampf, WGC3Dclampf)
-
-DELEGATE_TO_GL_1(blendEquation, BlendEquation, WGC3Denum)
-
-DELEGATE_TO_GL_2(blendEquationSeparate, BlendEquationSeparate,
-                 WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_2(blendFunc, BlendFunc, WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_4(blendFuncSeparate, BlendFuncSeparate,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_4(bufferData, BufferData,
-                 WGC3Denum, WGC3Dsizeiptr, const void*, WGC3Denum)
-
-DELEGATE_TO_GL_4(bufferSubData, BufferSubData,
-                 WGC3Denum, WGC3Dintptr, WGC3Dsizeiptr, const void*)
-
-DELEGATE_TO_GL_1R(checkFramebufferStatus, CheckFramebufferStatus,
-                  WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_1(clear, Clear, WGC3Dbitfield)
-
-DELEGATE_TO_GL_4(clearColor, ClearColor,
-                 WGC3Dclampf, WGC3Dclampf, WGC3Dclampf, WGC3Dclampf)
-
-DELEGATE_TO_GL_1(clearDepth, ClearDepthf, WGC3Dclampf)
-
-DELEGATE_TO_GL_1(clearStencil, ClearStencil, WGC3Dint)
-
-DELEGATE_TO_GL_4(colorMask, ColorMask,
-                 WGC3Dboolean, WGC3Dboolean, WGC3Dboolean, WGC3Dboolean)
-
-DELEGATE_TO_GL_1(compileShader, CompileShader, WebGLId)
-
-DELEGATE_TO_GL_8(compressedTexImage2D, CompressedTexImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dint, WGC3Dint,
-                 WGC3Dsizei, WGC3Dsizei, const void*)
-
-DELEGATE_TO_GL_9(compressedTexSubImage2D, CompressedTexSubImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint,
-                 WGC3Denum, WGC3Dsizei, const void*)
-
-DELEGATE_TO_GL_8(copyTexImage2D, CopyTexImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dint, WGC3Dint,
-                 WGC3Dsizei, WGC3Dsizei, WGC3Dint)
-
-DELEGATE_TO_GL_8(copyTexSubImage2D, CopyTexSubImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint,
-                 WGC3Dsizei, WGC3Dsizei)
-
-DELEGATE_TO_GL_1(cullFace, CullFace, WGC3Denum)
-
-DELEGATE_TO_GL_1(depthFunc, DepthFunc, WGC3Denum)
-
-DELEGATE_TO_GL_1(depthMask, DepthMask, WGC3Dboolean)
-
-DELEGATE_TO_GL_2(depthRange, DepthRangef, WGC3Dclampf, WGC3Dclampf)
-
-DELEGATE_TO_GL_2(detachShader, DetachShader, WebGLId, WebGLId)
-
-DELEGATE_TO_GL_1(disable, Disable, WGC3Denum)
-
-DELEGATE_TO_GL_1(disableVertexAttribArray, DisableVertexAttribArray,
-                 WGC3Duint)
-
-DELEGATE_TO_GL_3(drawArrays, DrawArrays, WGC3Denum, WGC3Dint, WGC3Dsizei)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::drawElements(
-    WGC3Denum mode,
-    WGC3Dsizei count,
-    WGC3Denum type,
-    WGC3Dintptr offset) {
-  ClearContext();
-  gl_->DrawElements(
-      mode, count, type,
-      reinterpret_cast<void*>(static_cast<intptr_t>(offset)));
-}
-
-DELEGATE_TO_GL_1(enable, Enable, WGC3Denum)
-
-DELEGATE_TO_GL_1(enableVertexAttribArray, EnableVertexAttribArray,
-                 WGC3Duint)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::finish() {
-  flush_id_ = GenFlushID();
-  gl_->Finish();
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::flush() {
-  flush_id_ = GenFlushID();
-  gl_->Flush();
-}
-
-DELEGATE_TO_GL_4(framebufferRenderbuffer, FramebufferRenderbuffer,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId)
-
-DELEGATE_TO_GL_5(framebufferTexture2D, FramebufferTexture2D,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId, WGC3Dint)
-
-DELEGATE_TO_GL_1(frontFace, FrontFace, WGC3Denum)
-
-DELEGATE_TO_GL_1(generateMipmap, GenerateMipmap, WGC3Denum)
-
-bool WebGraphicsContext3DInProcessCommandBufferImpl::getActiveAttrib(
-    WebGLId program, WGC3Duint index, ActiveInfo& info) {
-  ClearContext();
-  if (!program) {
-    synthesizeGLError(GL_INVALID_VALUE);
-    return false;
-  }
-  GLint max_name_length = -1;
-  gl_->GetProgramiv(
-      program, GL_ACTIVE_ATTRIBUTE_MAX_LENGTH, &max_name_length);
-  if (max_name_length < 0)
-    return false;
-  scoped_ptr<GLchar[]> name(new GLchar[max_name_length]);
-  if (!name) {
-    synthesizeGLError(GL_OUT_OF_MEMORY);
-    return false;
-  }
-  GLsizei length = 0;
-  GLint size = -1;
-  GLenum type = 0;
-  gl_->GetActiveAttrib(
-      program, index, max_name_length, &length, &size, &type, name.get());
-  if (size < 0) {
-    return false;
-  }
-  info.name = blink::WebString::fromUTF8(name.get(), length);
-  info.type = type;
-  info.size = size;
-  return true;
-}
-
-bool WebGraphicsContext3DInProcessCommandBufferImpl::getActiveUniform(
-    WebGLId program, WGC3Duint index, ActiveInfo& info) {
-  ClearContext();
-  GLint max_name_length = -1;
-  gl_->GetProgramiv(
-      program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &max_name_length);
-  if (max_name_length < 0)
-    return false;
-  scoped_ptr<GLchar[]> name(new GLchar[max_name_length]);
-  if (!name) {
-    synthesizeGLError(GL_OUT_OF_MEMORY);
-    return false;
-  }
-  GLsizei length = 0;
-  GLint size = -1;
-  GLenum type = 0;
-  gl_->GetActiveUniform(
-      program, index, max_name_length, &length, &size, &type, name.get());
-  if (size < 0) {
-    return false;
-  }
-  info.name = blink::WebString::fromUTF8(name.get(), length);
-  info.type = type;
-  info.size = size;
-  return true;
-}
-
-DELEGATE_TO_GL_4(getAttachedShaders, GetAttachedShaders,
-                 WebGLId, WGC3Dsizei, WGC3Dsizei*, WebGLId*)
-
-DELEGATE_TO_GL_2R(getAttribLocation, GetAttribLocation,
-                  WebGLId, const WGC3Dchar*, WGC3Dint)
-
-DELEGATE_TO_GL_2(getBooleanv, GetBooleanv, WGC3Denum, WGC3Dboolean*)
-
-DELEGATE_TO_GL_3(getBufferParameteriv, GetBufferParameteriv,
-                 WGC3Denum, WGC3Denum, WGC3Dint*)
-
-blink::WebGraphicsContext3D::Attributes
-WebGraphicsContext3DInProcessCommandBufferImpl::getContextAttributes() {
-  return attributes_;
-}
-
-WGC3Denum WebGraphicsContext3DInProcessCommandBufferImpl::getError() {
-  ClearContext();
-  if (!synthetic_errors_.empty()) {
-    std::vector<WGC3Denum>::iterator iter = synthetic_errors_.begin();
-    WGC3Denum err = *iter;
-    synthetic_errors_.erase(iter);
-    return err;
-  }
-
-  return gl_->GetError();
-}
-
 bool WebGraphicsContext3DInProcessCommandBufferImpl::isContextLost() {
   return context_lost_reason_ != GL_NO_ERROR;
 }
 
-DELEGATE_TO_GL_2(getFloatv, GetFloatv, WGC3Denum, WGC3Dfloat*)
-
-DELEGATE_TO_GL_4(getFramebufferAttachmentParameteriv,
-                 GetFramebufferAttachmentParameteriv,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Dint*)
-
-DELEGATE_TO_GL_2(getIntegerv, GetIntegerv, WGC3Denum, WGC3Dint*)
-
-DELEGATE_TO_GL_3(getProgramiv, GetProgramiv, WebGLId, WGC3Denum, WGC3Dint*)
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::
-    getProgramInfoLog(WebGLId program) {
-  ClearContext();
-  GLint logLength = 0;
-  gl_->GetProgramiv(program, GL_INFO_LOG_LENGTH, &logLength);
-  if (!logLength)
-    return blink::WebString();
-  scoped_ptr<GLchar[]> log(new GLchar[logLength]);
-  if (!log)
-    return blink::WebString();
-  GLsizei returnedLogLength = 0;
-  gl_->GetProgramInfoLog(
-      program, logLength, &returnedLogLength, log.get());
-  DCHECK_EQ(logLength, returnedLogLength + 1);
-  blink::WebString res =
-      blink::WebString::fromUTF8(log.get(), returnedLogLength);
-  return res;
-}
-
-DELEGATE_TO_GL_3(getRenderbufferParameteriv, GetRenderbufferParameteriv,
-                 WGC3Denum, WGC3Denum, WGC3Dint*)
-
-DELEGATE_TO_GL_3(getShaderiv, GetShaderiv, WebGLId, WGC3Denum, WGC3Dint*)
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::
-    getShaderInfoLog(WebGLId shader) {
-  ClearContext();
-  GLint logLength = 0;
-  gl_->GetShaderiv(shader, GL_INFO_LOG_LENGTH, &logLength);
-  if (!logLength)
-    return blink::WebString();
-  scoped_ptr<GLchar[]> log(new GLchar[logLength]);
-  if (!log)
-    return blink::WebString();
-  GLsizei returnedLogLength = 0;
-  gl_->GetShaderInfoLog(
-      shader, logLength, &returnedLogLength, log.get());
-  DCHECK_EQ(logLength, returnedLogLength + 1);
-  blink::WebString res =
-      blink::WebString::fromUTF8(log.get(), returnedLogLength);
-  return res;
-}
-
-DELEGATE_TO_GL_4(getShaderPrecisionFormat, GetShaderPrecisionFormat,
-                 WGC3Denum, WGC3Denum, WGC3Dint*, WGC3Dint*)
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::
-    getShaderSource(WebGLId shader) {
-  ClearContext();
-  GLint logLength = 0;
-  gl_->GetShaderiv(shader, GL_SHADER_SOURCE_LENGTH, &logLength);
-  if (!logLength)
-    return blink::WebString();
-  scoped_ptr<GLchar[]> log(new GLchar[logLength]);
-  if (!log)
-    return blink::WebString();
-  GLsizei returnedLogLength = 0;
-  gl_->GetShaderSource(
-      shader, logLength, &returnedLogLength, log.get());
-  if (!returnedLogLength)
-    return blink::WebString();
-  DCHECK_EQ(logLength, returnedLogLength + 1);
-  blink::WebString res =
-      blink::WebString::fromUTF8(log.get(), returnedLogLength);
-  return res;
-}
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::
-    getTranslatedShaderSourceANGLE(WebGLId shader) {
-  ClearContext();
-  GLint logLength = 0;
-  gl_->GetShaderiv(
-      shader, GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE, &logLength);
-  if (!logLength)
-    return blink::WebString();
-  scoped_ptr<GLchar[]> log(new GLchar[logLength]);
-  if (!log)
-    return blink::WebString();
-  GLsizei returnedLogLength = 0;
-  gl_->GetTranslatedShaderSourceANGLE(
-      shader, logLength, &returnedLogLength, log.get());
-  if (!returnedLogLength)
-    return blink::WebString();
-  DCHECK_EQ(logLength, returnedLogLength + 1);
-  blink::WebString res =
-      blink::WebString::fromUTF8(log.get(), returnedLogLength);
-  return res;
-}
-
-blink::WebString WebGraphicsContext3DInProcessCommandBufferImpl::getString(
-    WGC3Denum name) {
-  ClearContext();
-  return blink::WebString::fromUTF8(
-      reinterpret_cast<const char*>(gl_->GetString(name)));
-}
-
-DELEGATE_TO_GL_3(getTexParameterfv, GetTexParameterfv,
-                 WGC3Denum, WGC3Denum, WGC3Dfloat*)
-
-DELEGATE_TO_GL_3(getTexParameteriv, GetTexParameteriv,
-                 WGC3Denum, WGC3Denum, WGC3Dint*)
-
-DELEGATE_TO_GL_3(getUniformfv, GetUniformfv, WebGLId, WGC3Dint, WGC3Dfloat*)
-
-DELEGATE_TO_GL_3(getUniformiv, GetUniformiv, WebGLId, WGC3Dint, WGC3Dint*)
-
-DELEGATE_TO_GL_2R(getUniformLocation, GetUniformLocation,
-                  WebGLId, const WGC3Dchar*, WGC3Dint)
-
-DELEGATE_TO_GL_3(getVertexAttribfv, GetVertexAttribfv,
-                 WGC3Duint, WGC3Denum, WGC3Dfloat*)
-
-DELEGATE_TO_GL_3(getVertexAttribiv, GetVertexAttribiv,
-                 WGC3Duint, WGC3Denum, WGC3Dint*)
-
-WGC3Dsizeiptr WebGraphicsContext3DInProcessCommandBufferImpl::
-    getVertexAttribOffset(WGC3Duint index, WGC3Denum pname) {
-  ClearContext();
-  GLvoid* value = NULL;
-  // NOTE: If pname is ever a value that returns more then 1 element
-  // this will corrupt memory.
-  gl_->GetVertexAttribPointerv(index, pname, &value);
-  return static_cast<WGC3Dsizeiptr>(reinterpret_cast<intptr_t>(value));
-}
-
-DELEGATE_TO_GL_2(hint, Hint, WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_1RB(isBuffer, IsBuffer, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isEnabled, IsEnabled, WGC3Denum, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isFramebuffer, IsFramebuffer, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isProgram, IsProgram, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isRenderbuffer, IsRenderbuffer, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isShader, IsShader, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1RB(isTexture, IsTexture, WebGLId, WGC3Dboolean)
-
-DELEGATE_TO_GL_1(lineWidth, LineWidth, WGC3Dfloat)
-
-DELEGATE_TO_GL_1(linkProgram, LinkProgram, WebGLId)
-
-DELEGATE_TO_GL_2(pixelStorei, PixelStorei, WGC3Denum, WGC3Dint)
-
-DELEGATE_TO_GL_2(polygonOffset, PolygonOffset, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_7(readPixels, ReadPixels,
-                 WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei, WGC3Denum,
-                 WGC3Denum, void*)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::releaseShaderCompiler() {
-  ClearContext();
-}
-
-DELEGATE_TO_GL_4(renderbufferStorage, RenderbufferStorage,
-                 WGC3Denum, WGC3Denum, WGC3Dsizei, WGC3Dsizei)
-
-DELEGATE_TO_GL_2(sampleCoverage, SampleCoverage, WGC3Dfloat, WGC3Dboolean)
-
-DELEGATE_TO_GL_4(scissor, Scissor, WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::shaderSource(
-    WebGLId shader, const WGC3Dchar* string) {
-  ClearContext();
-  GLint length = strlen(string);
-  gl_->ShaderSource(shader, 1, &string, &length);
-}
-
-DELEGATE_TO_GL_3(stencilFunc, StencilFunc, WGC3Denum, WGC3Dint, WGC3Duint)
-
-DELEGATE_TO_GL_4(stencilFuncSeparate, StencilFuncSeparate,
-                 WGC3Denum, WGC3Denum, WGC3Dint, WGC3Duint)
-
-DELEGATE_TO_GL_1(stencilMask, StencilMask, WGC3Duint)
-
-DELEGATE_TO_GL_2(stencilMaskSeparate, StencilMaskSeparate,
-                 WGC3Denum, WGC3Duint)
-
-DELEGATE_TO_GL_3(stencilOp, StencilOp,
-                 WGC3Denum, WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_4(stencilOpSeparate, StencilOpSeparate,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Denum)
-
-DELEGATE_TO_GL_9(texImage2D, TexImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dsizei, WGC3Dsizei,
-                 WGC3Dint, WGC3Denum, WGC3Denum, const void*)
-
-DELEGATE_TO_GL_3(texParameterf, TexParameterf,
-                 WGC3Denum, WGC3Denum, WGC3Dfloat);
-
-static const unsigned int kTextureWrapR = 0x8072;
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::texParameteri(
-    WGC3Denum target, WGC3Denum pname, WGC3Dint param) {
-  ClearContext();
-  // TODO(kbr): figure out whether the setting of TEXTURE_WRAP_R in
-  // GraphicsContext3D.cpp is strictly necessary to avoid seams at the
-  // edge of cube maps, and, if it is, push it into the GLES2 service
-  // side code.
-  if (pname == kTextureWrapR) {
-    return;
-  }
-  gl_->TexParameteri(target, pname, param);
-}
-
-DELEGATE_TO_GL_9(texSubImage2D, TexSubImage2D,
-                 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei,
-                 WGC3Dsizei, WGC3Denum, WGC3Denum, const void*)
-
-DELEGATE_TO_GL_2(uniform1f, Uniform1f, WGC3Dint, WGC3Dfloat)
-
-DELEGATE_TO_GL_3(uniform1fv, Uniform1fv, WGC3Dint, WGC3Dsizei,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_2(uniform1i, Uniform1i, WGC3Dint, WGC3Dint)
-
-DELEGATE_TO_GL_3(uniform1iv, Uniform1iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
-
-DELEGATE_TO_GL_3(uniform2f, Uniform2f, WGC3Dint, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_3(uniform2fv, Uniform2fv, WGC3Dint, WGC3Dsizei,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_3(uniform2i, Uniform2i, WGC3Dint, WGC3Dint, WGC3Dint)
-
-DELEGATE_TO_GL_3(uniform2iv, Uniform2iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
-
-DELEGATE_TO_GL_4(uniform3f, Uniform3f, WGC3Dint,
-                 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_3(uniform3fv, Uniform3fv, WGC3Dint, WGC3Dsizei,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_4(uniform3i, Uniform3i, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint)
-
-DELEGATE_TO_GL_3(uniform3iv, Uniform3iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
-
-DELEGATE_TO_GL_5(uniform4f, Uniform4f, WGC3Dint,
-                 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_3(uniform4fv, Uniform4fv, WGC3Dint, WGC3Dsizei,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_5(uniform4i, Uniform4i, WGC3Dint,
-                 WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint)
-
-DELEGATE_TO_GL_3(uniform4iv, Uniform4iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
-
-DELEGATE_TO_GL_4(uniformMatrix2fv, UniformMatrix2fv,
-                 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
-
-DELEGATE_TO_GL_4(uniformMatrix3fv, UniformMatrix3fv,
-                 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
-
-DELEGATE_TO_GL_4(uniformMatrix4fv, UniformMatrix4fv,
-                 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
-
-DELEGATE_TO_GL_1(useProgram, UseProgram, WebGLId)
-
-DELEGATE_TO_GL_1(validateProgram, ValidateProgram, WebGLId)
-
-DELEGATE_TO_GL_2(vertexAttrib1f, VertexAttrib1f, WGC3Duint, WGC3Dfloat)
-
-DELEGATE_TO_GL_2(vertexAttrib1fv, VertexAttrib1fv, WGC3Duint,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_3(vertexAttrib2f, VertexAttrib2f, WGC3Duint,
-                 WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_2(vertexAttrib2fv, VertexAttrib2fv, WGC3Duint,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_4(vertexAttrib3f, VertexAttrib3f, WGC3Duint,
-                 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_2(vertexAttrib3fv, VertexAttrib3fv, WGC3Duint,
-                 const WGC3Dfloat*)
-
-DELEGATE_TO_GL_5(vertexAttrib4f, VertexAttrib4f, WGC3Duint,
-                 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
-
-DELEGATE_TO_GL_2(vertexAttrib4fv, VertexAttrib4fv, WGC3Duint,
-                 const WGC3Dfloat*)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::vertexAttribPointer(
-    WGC3Duint index, WGC3Dint size, WGC3Denum type, WGC3Dboolean normalized,
-    WGC3Dsizei stride, WGC3Dintptr offset) {
-  ClearContext();
-  gl_->VertexAttribPointer(
-      index, size, type, normalized, stride,
-      reinterpret_cast<void*>(static_cast<intptr_t>(offset)));
-}
-
-DELEGATE_TO_GL_4(viewport, Viewport,
-                 WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei)
-
-DELEGATE_TO_GL_2(genBuffers, GenBuffers, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(genFramebuffers, GenFramebuffers, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(genRenderbuffers, GenRenderbuffers, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(genTextures, GenTextures, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(deleteBuffers, DeleteBuffers, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(deleteFramebuffers, DeleteFramebuffers, WGC3Dsizei, WebGLId*);
-
-DELEGATE_TO_GL_2(deleteRenderbuffers, DeleteRenderbuffers, WGC3Dsizei,
-                 WebGLId*);
-
-DELEGATE_TO_GL_2(deleteTextures, DeleteTextures, WGC3Dsizei, WebGLId*);
-
-WebGLId WebGraphicsContext3DInProcessCommandBufferImpl::createBuffer() {
-  ClearContext();
-  GLuint o;
-  gl_->GenBuffers(1, &o);
-  return o;
-}
-
-WebGLId WebGraphicsContext3DInProcessCommandBufferImpl::createFramebuffer() {
-  ClearContext();
-  GLuint o = 0;
-  gl_->GenFramebuffers(1, &o);
-  return o;
-}
-
-WebGLId WebGraphicsContext3DInProcessCommandBufferImpl::createRenderbuffer() {
-  ClearContext();
-  GLuint o;
-  gl_->GenRenderbuffers(1, &o);
-  return o;
-}
-
-WebGLId WebGraphicsContext3DInProcessCommandBufferImpl::createTexture() {
-  ClearContext();
-  GLuint o;
-  gl_->GenTextures(1, &o);
-  return o;
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::deleteBuffer(
-    WebGLId buffer) {
-  ClearContext();
-  gl_->DeleteBuffers(1, &buffer);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::deleteFramebuffer(
-    WebGLId framebuffer) {
-  ClearContext();
-  gl_->DeleteFramebuffers(1, &framebuffer);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::deleteRenderbuffer(
-    WebGLId renderbuffer) {
-  ClearContext();
-  gl_->DeleteRenderbuffers(1, &renderbuffer);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::deleteTexture(
-    WebGLId texture) {
-  ClearContext();
-  gl_->DeleteTextures(1, &texture);
-}
-
-DELEGATE_TO_GL_R(createProgram, CreateProgram, WebGLId);
-
-DELEGATE_TO_GL_1R(createShader, CreateShader, WGC3Denum, WebGLId);
-
-DELEGATE_TO_GL_1(deleteProgram, DeleteProgram, WebGLId);
-
-DELEGATE_TO_GL_1(deleteShader, DeleteShader, WebGLId);
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::setContextLostCallback(
-    WebGraphicsContext3D::WebGraphicsContextLostCallback* cb) {
-  context_lost_callback_ = cb;
-}
-
 WGC3Denum WebGraphicsContext3DInProcessCommandBufferImpl::
     getGraphicsResetStatusARB() {
   return context_lost_reason_;
 }
 
-DELEGATE_TO_GL_5(texImageIOSurface2DCHROMIUM, TexImageIOSurface2DCHROMIUM,
-                 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Duint, WGC3Duint)
-
-DELEGATE_TO_GL_5(texStorage2DEXT, TexStorage2DEXT,
-                 WGC3Denum, WGC3Dint, WGC3Duint, WGC3Dint, WGC3Dint)
-
-WebGLId WebGraphicsContext3DInProcessCommandBufferImpl::createQueryEXT() {
-  GLuint o;
-  gl_->GenQueriesEXT(1, &o);
-  return o;
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::
-    deleteQueryEXT(WebGLId query) {
-  gl_->DeleteQueriesEXT(1, &query);
-}
-
-DELEGATE_TO_GL_1R(isQueryEXT, IsQueryEXT, WebGLId, WGC3Dboolean)
-DELEGATE_TO_GL_2(beginQueryEXT, BeginQueryEXT, WGC3Denum, WebGLId)
-DELEGATE_TO_GL_1(endQueryEXT, EndQueryEXT, WGC3Denum)
-DELEGATE_TO_GL_3(getQueryivEXT, GetQueryivEXT, WGC3Denum, WGC3Denum, WGC3Dint*)
-DELEGATE_TO_GL_3(getQueryObjectuivEXT, GetQueryObjectuivEXT,
-                 WebGLId, WGC3Denum, WGC3Duint*)
-
-DELEGATE_TO_GL_6(copyTextureCHROMIUM, CopyTextureCHROMIUM, WGC3Denum, WGC3Duint,
-                 WGC3Duint, WGC3Dint, WGC3Denum, WGC3Denum)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::insertEventMarkerEXT(
-    const WGC3Dchar* marker) {
-  gl_->InsertEventMarkerEXT(0, marker);
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::pushGroupMarkerEXT(
-    const WGC3Dchar* marker) {
-  gl_->PushGroupMarkerEXT(0, marker);
-}
-
-DELEGATE_TO_GL(popGroupMarkerEXT, PopGroupMarkerEXT);
-
-DELEGATE_TO_GL_2(bindTexImage2DCHROMIUM, BindTexImage2DCHROMIUM,
-                 WGC3Denum, WGC3Dint)
-DELEGATE_TO_GL_2(releaseTexImage2DCHROMIUM, ReleaseTexImage2DCHROMIUM,
-                 WGC3Denum, WGC3Dint)
-
-void* WebGraphicsContext3DInProcessCommandBufferImpl::mapBufferCHROMIUM(
-    WGC3Denum target, WGC3Denum access) {
-  ClearContext();
-  return gl_->MapBufferCHROMIUM(target, access);
-}
-
-WGC3Dboolean WebGraphicsContext3DInProcessCommandBufferImpl::
-    unmapBufferCHROMIUM(WGC3Denum target) {
-  ClearContext();
-  return gl_->UnmapBufferCHROMIUM(target);
-}
-
-GrGLInterface* WebGraphicsContext3DInProcessCommandBufferImpl::
-    createGrGLInterface() {
-  makeContextCurrent();
-  return skia_bindings::CreateCommandBufferSkiaGLBinding();
-}
-
-::gpu::gles2::GLES2Interface*
-WebGraphicsContext3DInProcessCommandBufferImpl::GetGLInterface() {
-  return gl_;
-}
-
 ::gpu::ContextSupport*
 WebGraphicsContext3DInProcessCommandBufferImpl::GetContextSupport() {
-  return gl_;
+  return real_gl_;
 }
 
 void WebGraphicsContext3DInProcessCommandBufferImpl::OnContextLost() {
   // TODO(kbr): improve the precision here.
   context_lost_reason_ = GL_UNKNOWN_CONTEXT_RESET_ARB;
   if (context_lost_callback_) {
     context_lost_callback_->onContextLost();
   }
 }
 
-DELEGATE_TO_GL_4R(createImageCHROMIUM,
-                  CreateImageCHROMIUM,
-                  WGC3Dsizei,
-                  WGC3Dsizei,
-                  WGC3Denum,
-                  WGC3Denum,
-                  WGC3Duint);
-
-DELEGATE_TO_GL_1(destroyImageCHROMIUM, DestroyImageCHROMIUM, WGC3Duint);
-
-DELEGATE_TO_GL_3(getImageParameterivCHROMIUM, GetImageParameterivCHROMIUM,
-                 WGC3Duint, WGC3Denum, GLint*);
-
-DELEGATE_TO_GL_1R(mapImageCHROMIUM, MapImageCHROMIUM, WGC3Duint, void*);
-
-DELEGATE_TO_GL_1(unmapImageCHROMIUM, UnmapImageCHROMIUM, WGC3Duint);
-
-DELEGATE_TO_GL_6(framebufferTexture2DMultisampleEXT,
-                 FramebufferTexture2DMultisampleEXT,
-                 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId, WGC3Dint, WGC3Dsizei)
-
-DELEGATE_TO_GL_5(renderbufferStorageMultisampleEXT,
-                 RenderbufferStorageMultisampleEXT, WGC3Denum, WGC3Dsizei,
-                 WGC3Denum, WGC3Dsizei, WGC3Dsizei)
-
-DELEGATE_TO_GL_3(bindUniformLocationCHROMIUM, BindUniformLocationCHROMIUM,
-                 WebGLId, WGC3Dint, const WGC3Dchar*)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::shallowFlushCHROMIUM() {
-  flush_id_ = GenFlushID();
-  gl_->ShallowFlushCHROMIUM();
-}
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::shallowFinishCHROMIUM() {
-  flush_id_ = GenFlushID();
-  gl_->ShallowFinishCHROMIUM();
-}
-
-DELEGATE_TO_GL_1(genMailboxCHROMIUM, GenMailboxCHROMIUM, WGC3Dbyte*)
-DELEGATE_TO_GL_2(produceTextureCHROMIUM, ProduceTextureCHROMIUM,
-                 WGC3Denum, const WGC3Dbyte*)
-DELEGATE_TO_GL_2(consumeTextureCHROMIUM, ConsumeTextureCHROMIUM,
-                 WGC3Denum, const WGC3Dbyte*)
-
-DELEGATE_TO_GL_2(drawBuffersEXT, DrawBuffersEXT,
-                 WGC3Dsizei, const WGC3Denum*)
-
-DELEGATE_TO_GL_R(insertSyncPoint, InsertSyncPointCHROMIUM, unsigned)
-
-void WebGraphicsContext3DInProcessCommandBufferImpl::loseContextCHROMIUM(
-    WGC3Denum current, WGC3Denum other) {
-  gl_->LoseContextCHROMIUM(current, other);
-  gl_->ShallowFlushCHROMIUM();
-}
-
-DELEGATE_TO_GL_9(asyncTexImage2DCHROMIUM, AsyncTexImage2DCHROMIUM,
-    WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dsizei, WGC3Dsizei, WGC3Dint,
-    WGC3Denum, WGC3Denum, const void*)
-
-DELEGATE_TO_GL_9(asyncTexSubImage2DCHROMIUM, AsyncTexSubImage2DCHROMIUM,
-    WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei,
-    WGC3Denum, WGC3Denum, const void*)
-
-DELEGATE_TO_GL_1(waitAsyncTexImage2DCHROMIUM, WaitAsyncTexImage2DCHROMIUM,
-    WGC3Denum)
-
 }  // namespace gpu
 }  // namespace webkit