Add shared bitmap managers for browser and renderer processes.

content/browser/compositor/image_transport_factory.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 "content/browser/compositor/image_transport_factory.h"
 
 #include "content/browser/compositor/gpu_process_transport_factory.h"
 #include "content/browser/compositor/no_transport_image_transport_factory.h"
+#include "content/common/host_shared_bitmap_manager.h"
 #include "ui/compositor/compositor.h"
 
 namespace content {
 
 namespace {
 ImageTransportFactory* g_factory = NULL;
 bool g_initialized_for_unit_tests = false;
 }
 
 // static
 void ImageTransportFactory::Initialize() {
+  ui::Compositor::SetSharedBitmapManager(HostSharedBitmapManager::current());

[danakj, 2014/01/30 22:59:01]

move to bottom of this method

   DCHECK(!g_factory || g_initialized_for_unit_tests);
   if (g_initialized_for_unit_tests)
     return;
   g_factory = new GpuProcessTransportFactory;
   ui::ContextFactory::SetInstance(g_factory->AsContextFactory());
 }
 
 void ImageTransportFactory::InitializeForUnitTests(
     scoped_ptr<ui::ContextFactory> test_factory) {
   DCHECK(!g_factory);
@@ skipping 10 matching lines @@
   g_factory = NULL;
   g_initialized_for_unit_tests = false;
 }
 
 // static
 ImageTransportFactory* ImageTransportFactory::GetInstance() {
   return g_factory;
 }
 
 }  // namespace content