Implement native GMB backbuffers in the GLES2 Command Decoder.

gpu/ipc/service/gpu_command_buffer_stub.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 "gpu/ipc/service/gpu_command_buffer_stub.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 15 matching lines @@
 #include "gpu/command_buffer/service/logger.h"
 #include "gpu/command_buffer/service/mailbox_manager.h"
 #include "gpu/command_buffer/service/memory_tracking.h"
 #include "gpu/command_buffer/service/query_manager.h"
 #include "gpu/command_buffer/service/sync_point_manager.h"
 #include "gpu/command_buffer/service/transfer_buffer_manager.h"
 #include "gpu/ipc/common/gpu_messages.h"
 #include "gpu/ipc/service/gpu_channel.h"
 #include "gpu/ipc/service/gpu_channel_manager.h"
 #include "gpu/ipc/service/gpu_channel_manager_delegate.h"
+#include "gpu/ipc/service/gpu_memory_buffer_factory.h"
 #include "gpu/ipc/service/gpu_memory_manager.h"
 #include "gpu/ipc/service/gpu_memory_tracking.h"
 #include "gpu/ipc/service/gpu_watchdog.h"
 #include "gpu/ipc/service/image_transport_surface.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_image.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_switches.h"
 #include "ui/gl/init/gl_factory.h"
@@ skipping 406 matching lines @@
   GpuChannelManager* manager = channel_->gpu_channel_manager();
   DCHECK(manager);
 
   if (share_command_buffer_stub) {
     context_group_ = share_command_buffer_stub->context_group_;
     DCHECK(context_group_->bind_generates_resource() ==
            init_params.attribs.bind_generates_resource);
   } else {
     scoped_refptr<gles2::FeatureInfo> feature_info =
         new gles2::FeatureInfo(manager->gpu_driver_bug_workarounds());
+    gpu::GpuMemoryBufferFactory* gmb_factory =
+        channel_->gpu_channel_manager()->gpu_memory_buffer_factory();
     context_group_ = new gles2::ContextGroup(
         manager->gpu_preferences(), channel_->mailbox_manager(),
         new GpuCommandBufferMemoryTracker(channel_,
                                           command_buffer_id_.GetUnsafeValue()),
         manager->shader_translator_cache(),
         manager->framebuffer_completeness_cache(), feature_info,
-        init_params.attribs.bind_generates_resource);
+        init_params.attribs.bind_generates_resource,
+        gmb_factory ? gmb_factory->AsImageFactory() : nullptr);
   }
 
 #if defined(OS_MACOSX)
   // Virtualize PreferIntegratedGpu contexts by default on OS X to prevent
   // performance regressions when enabling FCM.
   // http://crbug.com/180463
   if (init_params.gpu_preference == gl::PreferIntegratedGpu)
     use_virtualized_gl_context_ = true;
 #endif
 
@@ skipping 637 matching lines @@
   Send(new GpuCommandBufferMsg_SwapBuffersCompleted(route_id_, params));
 }
 
 void GpuCommandBufferStub::SendUpdateVSyncParameters(base::TimeTicks timebase,
                                                      base::TimeDelta interval) {
   Send(new GpuCommandBufferMsg_UpdateVSyncParameters(route_id_, timebase,
                                                      interval));
 }
 
 }  // namespace gpu