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

ui/ozone/platform/dri/native_display_delegate_proxy.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 "ui/ozone/platform/dri/native_display_delegate_proxy.h"
 
 #include <stdio.h>
 
 #include "base/logging.h"
 #include "ui/display/types/display_snapshot.h"
@@ skipping 178 matching lines @@
     case DeviceEvent::REMOVE:
       VLOG(1) << "Got display removed event for " << event.path().value();
       proxy_->Send(new OzoneGpuMsg_RemoveGraphicsDevice(event.path()));
       break;
   }
 
   FOR_EACH_OBSERVER(NativeDisplayObserver, observers_,
                     OnConfigurationChanged());
 }
 
-void NativeDisplayDelegateProxy::OnChannelEstablished(int host_id,
-                                                      IPC::Sender* sender) {
+void NativeDisplayDelegateProxy::OnChannelEstablished(
+    int host_id,
+    scoped_refptr<base::SingleThreadTaskRunner> send_runner,
+    const base::Callback<void(IPC::Message*)>& send_callback) {
   FOR_EACH_OBSERVER(NativeDisplayObserver, observers_,
                     OnConfigurationChanged());
 }
 
 void NativeDisplayDelegateProxy::OnChannelDestroyed(int host_id) {
   // If the channel got destroyed in the middle of a configuration then just
   // respond with failure.
   if (!get_displays_callback_.is_null()) {
     get_displays_callback_.Run(std::vector<DisplaySnapshot*>());
     get_displays_callback_.Reset();
@@ skipping 36 matching lines @@
 void NativeDisplayDelegateProxy::OnDisplayConfigured(int64_t display_id,
                                                      bool status) {
   auto it = configure_callback_map_.find(display_id);
   if (it != configure_callback_map_.end()) {
     it->second.Run(status);
     configure_callback_map_.erase(it);
   }
 }
 
 }  // namespace ui