content: Pass IOSurface references using Mach IPC.

content/child/child_thread_impl.h

 // 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.
 
 #ifndef CONTENT_CHILD_CHILD_THREAD_IMPL_H_
 #define CONTENT_CHILD_CHILD_THREAD_IMPL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "base/power_monitor/power_monitor.h"
 #include "base/sequenced_task_runner.h"
 #include "base/tracked_objects.h"
 #include "content/child/mojo/mojo_application.h"
 #include "content/common/content_export.h"
 #include "content/common/message_router.h"
 #include "content/public/child/child_thread.h"
 #include "ipc/ipc_message.h"  // For IPC_MESSAGE_LOG_ENABLED.
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "gpu/command_buffer/common/mailbox.h"
+#endif
+
 namespace base {
 class MessageLoop;
 
 namespace trace_event {
 class TraceMemoryController;
 }  // namespace trace_event
 }  // namespace base
 
 namespace IPC {
 class MessageFilter;
@@ skipping 192 matching lines @@
   void OnSetProfilerStatus(tracked_objects::ThreadData::Status status);
   void OnGetChildProfilerData(int sequence_number, int current_profiling_phase);
   void OnProfilingPhaseCompleted(int profiling_phase);
   void OnProcessBackgrounded(bool background);
 #ifdef IPC_MESSAGE_LOG_ENABLED
   void OnSetIPCLoggingEnabled(bool enable);
 #endif
 #if defined(USE_TCMALLOC)
   void OnGetTcmallocStats();
 #endif
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  void OnSetIOSurfaceManagerMailbox(const gpu::Mailbox& mailbox);
+#endif
 
   void EnsureConnected();
 
   scoped_ptr<MojoApplication> mojo_application_;
 
   std::string channel_name_;
   scoped_ptr<IPC::SyncChannel> channel_;
 
   // Allows threads other than the main thread to send sync messages.
   scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_;
@@ skipping 83 matching lines @@
 
  private:
   struct Options options_;
 
   DISALLOW_COPY_AND_ASSIGN(Builder);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_CHILD_THREAD_IMPL_H_