Make DrawingBuffer and Canvas2DLayerBridge be cc::TextureLayerClients.

content/renderer/renderer_blink_platform_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 "content/renderer/renderer_blink_platform_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/guid.h"
 #include "base/lazy_instance.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/shared_memory.h"
 #include "base/metrics/histogram.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "components/url_formatter/url_formatter.h"
 #include "content/child/blob_storage/webblobregistry_impl.h"
+#include "content/child/child_shared_bitmap_manager.h"
 #include "content/child/database_util.h"
 #include "content/child/file_info_util.h"
 #include "content/child/fileapi/webfilesystem_impl.h"
 #include "content/child/indexed_db/webidbfactory_impl.h"
 #include "content/child/quota_dispatcher.h"
 #include "content/child/quota_message_filter.h"
 #include "content/child/simple_webmimeregistry_impl.h"
 #include "content/child/storage_util.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/child/web_database_observer_impl.h"
@@ skipping 1088 matching lines @@
 RendererBlinkPlatformImpl::createSharedOffscreenGraphicsContext3DProvider() {
   scoped_refptr<ContextProviderCommandBuffer> provider =
       RenderThreadImpl::current()->SharedMainThreadContextProvider();
   if (!provider)
     return nullptr;
   return new WebGraphicsContext3DProviderImpl(std::move(provider));
 }
 
 //------------------------------------------------------------------------------
 
+std::unique_ptr<cc::SharedBitmap>
+RendererBlinkPlatformImpl::allocateSharedBitmap(const blink::WebSize& size) {
+  return ChildThreadImpl::current()
+      ->shared_bitmap_manager()
+      ->AllocateSharedBitmap(gfx::Size(size.width, size.height));
+}
+
+//------------------------------------------------------------------------------
+
 blink::WebCompositorSupport* RendererBlinkPlatformImpl::compositorSupport() {
   return &compositor_support_;
 }
 
 //------------------------------------------------------------------------------
 
 blink::WebString RendererBlinkPlatformImpl::convertIDNToUnicode(
     const blink::WebString& host) {
   return url_formatter::IDNToUnicode(host.utf8());
 }
@@ skipping 173 matching lines @@
   return &trial_token_validator_;
 }
 
 void RendererBlinkPlatformImpl::workerContextCreated(
     const v8::Local<v8::Context>& worker) {
   GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
       worker);
 }
 
 }  // namespace content