Update from https://crrev.com/316786

gpu/blink/webgraphicscontext3d_impl.h

Index: gpu/blink/webgraphicscontext3d_impl.h
diff --git a/gpu/blink/webgraphicscontext3d_impl.h b/gpu/blink/webgraphicscontext3d_impl.h
index 11a3dc5c018fbd4bb3e549190d7456216cc3737d..ff2ca9707627dee98b1680931f59e27ba1d8e307 100644
--- a/gpu/blink/webgraphicscontext3d_impl.h
+++ b/gpu/blink/webgraphicscontext3d_impl.h
@@ -37,6 +37,7 @@ using blink::WGC3Dfloat;
 using blink::WGC3Dclampf;
 using blink::WGC3Dintptr;
 using blink::WGC3Dsizeiptr;
+using blink::WGC3Duint64;
 
 namespace gpu_blink {
 
@@ -371,17 +372,6 @@ class GPU_BLINK_EXPORT WebGraphicsContext3DImpl
   virtual void viewport(WGC3Dint x, WGC3Dint y,
                         WGC3Dsizei width, WGC3Dsizei height);
 
-  // Support for buffer creation and deletion
-  virtual void genBuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void genFramebuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void genRenderbuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void genTextures(WGC3Dsizei count, WebGLId* ids);
-
-  virtual void deleteBuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void deleteFramebuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void deleteRenderbuffers(WGC3Dsizei count, WebGLId* ids);
-  virtual void deleteTextures(WGC3Dsizei count, WebGLId* ids);
-
   virtual WebGLId createBuffer();
   virtual WebGLId createFramebuffer();
   virtual WebGLId createRenderbuffer();
@@ -566,6 +556,147 @@ class GPU_BLINK_EXPORT WebGraphicsContext3DImpl
       WGC3Denum target, WGC3Dsizei samples, WGC3Denum internalformat,
       WGC3Dsizei width, WGC3Dsizei height);
 
+  // OpenGL ES 3.0 functions not represented by pre-existing extensions
+  virtual void beginTransformFeedback(WGC3Denum primitiveMode);
+  virtual void bindBufferBase(WGC3Denum target, WGC3Duint index,
+      WGC3Duint buffer);
+  virtual void bindBufferRange(WGC3Denum target, WGC3Duint index,
+      WGC3Duint buffer, WGC3Dintptr offset, WGC3Dsizeiptr size);
+  virtual void bindSampler(WGC3Duint unit, WebGLId sampler);
+  virtual void bindTransformFeedback(WGC3Denum target,
+      WebGLId transformfeedback);
+  virtual void clearBufferfi(WGC3Denum buffer, WGC3Dint drawbuffer,
+      WGC3Dfloat depth, WGC3Dint stencil);
+  virtual void clearBufferfv(WGC3Denum buffer, WGC3Dint drawbuffer,
+      const WGC3Dfloat *value);
+  virtual void clearBufferiv(WGC3Denum buffer, WGC3Dint drawbuffer,
+      const WGC3Dint *value);
+  virtual void clearBufferuiv(WGC3Denum buffer, WGC3Dint drawbuffer,
+      const WGC3Duint *value);
+  //virtual WGC3Denum clientWaitSync(WebGLId sync, WGC3Dbitfield flags,
+  //    WGC3Duint64 timeout);
+  //virtual void compressedTexImage3D(WGC3Denum target, WGC3Dint level,
+  //    WGC3Denum internalformat, WGC3Dsizei width, WGC3Dsizei height,
+  //    WGC3Dsizei depth, WGC3Dint border, WGC3Dsizei imageSize,
+  //    const void *data);
+  //virtual void compressedTexSubImage3D(WGC3Denum target, WGC3Dint level,
+  //    WGC3Dint xoffset, WGC3Dint yoffset, WGC3Dint zoffset, WGC3Dsizei width,
+  //    WGC3Dsizei height, WGC3Dsizei depth, WGC3Denum format,
+  //    WGC3Dsizei imageSize, const void *data);
+  virtual void copyBufferSubData(WGC3Denum readTarget, WGC3Denum writeTarget,
+      WGC3Dintptr readOffset, WGC3Dintptr writeOffset, WGC3Dsizeiptr size);
+  virtual void copyTexSubImage3D(WGC3Denum target, WGC3Dint level,
+      WGC3Dint xoffset, WGC3Dint yoffset, WGC3Dint zoffset, WGC3Dint x,
+      WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height);
+  virtual WebGLId createSampler();
+  virtual WebGLId createTransformFeedback();
+  virtual void deleteSampler(WebGLId sampler);
+  //virtual void deleteSync(WebGLId sync);
+  virtual void deleteTransformFeedback(WebGLId transformfeedback);
+  virtual void endTransformFeedback(void);
+  //virtual WebGLId fenceSync(WGC3Denum condition, WGC3Dbitfield flags);
+  virtual void framebufferTextureLayer(WGC3Denum target, WGC3Denum attachment,
+      WGC3Duint texture, WGC3Dint level, WGC3Dint layer);
+  virtual void getActiveUniformBlockName(WGC3Duint program,
+      WGC3Duint uniformBlockIndex, WGC3Dsizei bufSize, WGC3Dsizei *length,
+      WGC3Dchar *uniformBlockName);
+  virtual void getActiveUniformBlockiv(WGC3Duint program,
+      WGC3Duint uniformBlockIndex, WGC3Denum pname, WGC3Dint *params);
+  //virtual void getActiveUniformsiv(WGC3Duint program, WGC3Dsizei uniformCount,
+  //    const WGC3Duint *uniformIndices, WGC3Denum pname, WGC3Dint *params);
+  virtual WGC3Dint getFragDataLocation(WGC3Duint program,
+      const WGC3Dchar *name);
+  virtual void getInternalformativ(WGC3Denum target, WGC3Denum internalformat,
+      WGC3Denum pname, WGC3Dsizei bufSize, WGC3Dint *params);
+  virtual void getSamplerParameterfv(WGC3Duint sampler, WGC3Denum pname,
+      WGC3Dfloat *params);
+  virtual void getSamplerParameteriv(WGC3Duint sampler, WGC3Denum pname,
+      WGC3Dint *params);
+  //virtual void getTransformFeedbackVarying(WGC3Duint program, WGC3Duint index,
+  //    WGC3Dsizei bufSize, WGC3Dsizei *length, WGC3Dsizei *size,
+  //    WGC3Denum *type, WGC3Dchar *name);
+  virtual WGC3Duint getUniformBlockIndex(WGC3Duint program,
+      const WGC3Dchar *uniformBlockName);
+  //virtual void getUniformIndices(WGC3Duint program, WGC3Dsizei uniformCount,
+  //    const WGC3Dchar *const*uniformNames, WGC3Duint *uniformIndices);
+  //virtual void getUniformuiv(WGC3Duint program, WGC3Dint location,
+  //    WGC3Duint *params);
+  //virtual void getVertexAttribIiv(WGC3Duint index, WGC3Denum pname,
+  //    WGC3Dint *params);
+  //virtual void getVertexAttribIuiv(WGC3Duint index, WGC3Denum pname,
+  //    WGC3Duint *params);
+  virtual void invalidateFramebuffer(WGC3Denum target,
+      WGC3Dsizei numAttachments, const WGC3Denum *attachments);
+  virtual void invalidateSubFramebuffer(WGC3Denum target,
+      WGC3Dsizei numAttachments, const WGC3Denum *attachments, WGC3Dint x,
+      WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height);
+  virtual WGC3Dboolean isSampler(WebGLId sampler);
+  //virtual WGC3Dboolean isSync(WebGLId sync);
+  virtual WGC3Dboolean isTransformFeedback(WGC3Duint id);
+  virtual void pauseTransformFeedback(void);
+  //virtual void programParameteri(WGC3Duint program, WGC3Denum pname,
+  //    WGC3Dint value);
+  virtual void readBuffer(WGC3Denum src);
+  virtual void resumeTransformFeedback(void);
+  virtual void samplerParameterf(WGC3Duint sampler, WGC3Denum pname,
+      WGC3Dfloat param);
+  virtual void samplerParameterfv(WGC3Duint sampler, WGC3Denum pname,
+      const WGC3Dfloat *param);
+  virtual void samplerParameteri(WGC3Duint sampler, WGC3Denum pname,
+      WGC3Dint param);
+  virtual void samplerParameteriv(WGC3Duint sampler, WGC3Denum pname,
+      const WGC3Dint *param);
+  virtual void texImage3D(WGC3Denum target, WGC3Dint level,
+      WGC3Dint internalformat, WGC3Dsizei width, WGC3Dsizei height,
+      WGC3Dsizei depth, WGC3Dint border, WGC3Denum format, WGC3Denum type,
+      const void *pixels);
+  virtual void texStorage3D(WGC3Denum target, WGC3Dsizei levels,
+      WGC3Denum internalformat, WGC3Dsizei width, WGC3Dsizei height,
+      WGC3Dsizei depth);
+  virtual void texSubImage3D(WGC3Denum target, WGC3Dint level, WGC3Dint xoffset,
+      WGC3Dint yoffset, WGC3Dint zoffset, WGC3Dsizei width, WGC3Dsizei height,
+      WGC3Dsizei depth, WGC3Denum format, WGC3Denum type, const void *pixels);
+  virtual void transformFeedbackVaryings(WGC3Duint program, WGC3Dsizei count,
+      const WGC3Dchar *const*varyings, WGC3Denum bufferMode);
+  virtual void uniform1ui(WGC3Dint location, WGC3Duint x);
+  virtual void uniform1uiv(WGC3Dint location, WGC3Dsizei count,
+      const WGC3Duint *value);
+  virtual void uniform2ui(WGC3Dint location, WGC3Duint x, WGC3Duint y);
+  virtual void uniform2uiv(WGC3Dint location, WGC3Dsizei count,
+      const WGC3Duint *value);
+  virtual void uniform3ui(WGC3Dint location, WGC3Duint x, WGC3Duint y,
+      WGC3Duint z);
+  virtual void uniform3uiv(WGC3Dint location, WGC3Dsizei count,
+      const WGC3Duint *value);
+  virtual void uniform4ui(WGC3Dint location, WGC3Duint x, WGC3Duint y,
+      WGC3Duint z, WGC3Duint w);
+  virtual void uniform4uiv(WGC3Dint location, WGC3Dsizei count,
+      const WGC3Duint *value);
+  virtual void uniformBlockBinding(WGC3Duint program,
+      WGC3Duint uniformBlockIndex, WGC3Duint uniformBlockBinding);
+  virtual void uniformMatrix2x3fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void uniformMatrix2x4fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void uniformMatrix3x2fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void uniformMatrix3x4fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void uniformMatrix4x2fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void uniformMatrix4x3fv(WGC3Dint location, WGC3Dsizei count,
+      WGC3Dboolean transpose, const WGC3Dfloat* value);
+  virtual void vertexAttribI4i(WGC3Duint index, WGC3Dint x, WGC3Dint y,
+      WGC3Dint z, WGC3Dint w);
+  virtual void vertexAttribI4iv(WGC3Duint index, const WGC3Dint *v);
+  virtual void vertexAttribI4ui(WGC3Duint index, WGC3Duint x, WGC3Duint y,
+      WGC3Duint z, WGC3Duint w);
+  virtual void vertexAttribI4uiv(WGC3Duint index, const WGC3Duint *v);
+  virtual void vertexAttribIPointer(WGC3Duint index, WGC3Dint size,
+      WGC3Denum type, WGC3Dsizei stride, WGC3Dintptr pointer);
+  //virtual void waitSync(WebGLId sync, WGC3Dbitfield flags,
+  //    WGC3Duint64 timeout);
+
   virtual GrGLInterface* createGrGLInterface();
 
   ::gpu::gles2::GLES2Interface* GetGLInterface() {