ozone: Dispatch GPU process IPCs to IO thread directly from GpuPlatformSupportHost

ui/ozone/platform/dri/native_display_delegate_proxy.h

 // 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.
 
 #ifndef UI_OZONE_PLATFORM_DRI_NATIVE_DISPLAY_DELEGATE_PROXY_H_
 #define UI_OZONE_PLATFORM_DRI_NATIVE_DISPLAY_DELEGATE_PROXY_H_
 
 #include <map>
 
 #include "base/macros.h"
@@ skipping 42 matching lines @@
       const DisplaySnapshot& output) override;
   bool SetColorCalibrationProfile(const DisplaySnapshot& output,
                                   ColorCalibrationProfile new_profile) override;
   void AddObserver(NativeDisplayObserver* observer) override;
   void RemoveObserver(NativeDisplayObserver* observer) override;
 
   // DeviceEventObserver overrides:
   void OnDeviceEvent(const DeviceEvent& event) override;
 
   // GpuPlatformSupportHost:
-  void OnChannelEstablished(int host_id, IPC::Sender* sender) override;
+  void OnChannelEstablished(
+      int host_id,
+      scoped_refptr<base::SingleThreadTaskRunner> send_runner,
+      const base::Callback<void(IPC::Message*)>& send_callback) override;
   void OnChannelDestroyed(int host_id) override;
 
   // IPC::Listener overrides:
   bool OnMessageReceived(const IPC::Message& message) override;
 
  private:
   void OnUpdateNativeDisplays(
       const std::vector<DisplaySnapshot_Params>& displays);
   void OnDisplayConfigured(int64_t display_id, bool status);
 
@@ skipping 12 matching lines @@
 
   // Map between display_id and the configuration callback.
   std::map<int64_t, ConfigureCallback> configure_callback_map_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeDisplayDelegateProxy);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRI_NATIVE_DISPLAY_DELEGATE_PROXY_H_