gpu: Add CHROMIUM_texture_from_image spec and fence support.

third_party/WebKit/Source/platform/graphics/gpu/DrawingBuffer.cpp

 /*
  * Copyright (c) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1133 matching lines @@
     m_gl->BindTexture(parameters.target, textureId);
     m_gl->TexParameteri(parameters.target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
     m_gl->TexParameteri(parameters.target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
     m_gl->TexParameteri(parameters.target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     m_gl->TexParameteri(parameters.target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
   }
 
   // If this is GpuMemoryBuffer-backed, then bind the texture to the
   // GpuMemoryBuffer's GLImage. Otherwise, allocate ordinary texture storage.
   if (imageId) {
-    m_gl->BindTexImage2DCHROMIUM(parameters.target, imageId);
+    m_gl->BindTexImage2DCHROMIUM(parameters.target, imageId, 0);
   } else {
     if (m_storageTextureSupported) {
       GLenum internalStorageFormat = GL_NONE;
       if (parameters.creationInternalColorFormat == GL_RGB) {
         internalStorageFormat = GL_RGB8;
       } else if (parameters.creationInternalColorFormat == GL_RGBA) {
         internalStorageFormat = GL_RGBA8;
       } else {
         NOTREACHED();
       }
@@ skipping 100 matching lines @@
   if (m_pixelUnpackBufferBindingDirty)
     client->DrawingBufferClientRestorePixelUnpackBufferBinding();
 }
 
 bool DrawingBuffer::shouldUseChromiumImage() {
   return RuntimeEnabledFeatures::webGLImageChromiumEnabled() &&
          m_chromiumImageUsage == AllowChromiumImage;
 }
 
 }  // namespace blink