gpu: Add CHROMIUM_texture_from_image spec and fence support.

ui/gl/gl_image_surface_texture.cc

 // Copyright 2014 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 "ui/gl/gl_image_surface_texture.h"
 
 #include "base/trace_event/trace_event.h"
 #include "ui/gl/android/surface_texture.h"
 
 namespace gl {
@@ skipping 19 matching lines @@
   surface_texture_ = NULL;
   texture_id_ = 0;
 }
 
 gfx::Size GLImageSurfaceTexture::GetSize() {
   return size_;
 }
 
 unsigned GLImageSurfaceTexture::GetInternalFormat() { return GL_RGBA; }
 
-bool GLImageSurfaceTexture::BindTexImage(unsigned target) {
+bool GLImageSurfaceTexture::BindTexImage(unsigned target, GLFence* fence) {
   TRACE_EVENT0("gpu", "GLImageSurfaceTexture::BindTexImage");
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (target != GL_TEXTURE_EXTERNAL_OES) {
     LOG(ERROR)
         << "Surface texture can only be bound to TEXTURE_EXTERNAL_OES target";
     return false;
   }
 
   GLint texture_id;
@@ skipping 48 matching lines @@
 }
 
 void GLImageSurfaceTexture::OnMemoryDump(
     base::trace_event::ProcessMemoryDump* pmd,
     uint64_t process_tracing_id,
     const std::string& dump_name) {
   // TODO(ericrk): Add OnMemoryDump for GLImages. crbug.com/514914
 }
 
 }  // namespace gl