gpu: Add CHROMIUM_copy_image extension.

ui/gl/gl_surface.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 "ui/gl/gl_surface.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 185 matching lines @@
 
   std::string delimited_name(name);
   delimited_name += " ";
 
   return extensions.find(delimited_name) != std::string::npos;
 }
 
 void GLSurface::OnSetSwapInterval(int interval) {
 }
 
+bool GLSurface::SupportsInsertFence() {
+  return false;
+}
+
+void GLSurface::InsertFence(const base::Closure& callback) {
+  NOTREACHED();
+}
+
 GLSurfaceAdapter::GLSurfaceAdapter(GLSurface* surface) : surface_(surface) {}
 
 bool GLSurfaceAdapter::Initialize(GLSurface::Format format) {
   return surface_->Initialize(format);
 }
 
 void GLSurfaceAdapter::Destroy() {
   surface_->Destroy();
 }
 
@@ skipping 134 matching lines @@
 }
 
 bool GLSurfaceAdapter::FlipsVertically() const {
   return surface_->FlipsVertically();
 }
 
 bool GLSurfaceAdapter::BuffersFlipped() const {
   return surface_->BuffersFlipped();
 }
 
+bool GLSurfaceAdapter::SupportsInsertFence() {
+  return surface_->SupportsInsertFence();
+}
+
+void GLSurfaceAdapter::InsertFence(const base::Closure& callback) {
+  return surface_->InsertFence(callback);
+}
+
 GLSurfaceAdapter::~GLSurfaceAdapter() {}
 
 scoped_refptr<GLSurface> InitializeGLSurface(scoped_refptr<GLSurface> surface) {
   if (!surface->Initialize())
     return nullptr;
   return surface;
 }
 
 GLSurface::CALayerInUseQuery::CALayerInUseQuery() = default;
 GLSurface::CALayerInUseQuery::CALayerInUseQuery(const CALayerInUseQuery&) =
     default;
 GLSurface::CALayerInUseQuery::~CALayerInUseQuery() = default;
 
 }  // namespace gl