Support dynamic switching between integrated and discrete GPUs on Mac OS X.

content/plugin/webplugin_proxy.cc

 // Copyright (c) 2011 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/plugin/webplugin_proxy.h"
 
 #include "build/build_config.h"
 
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_handle.h"
@@ skipping 655 matching lines @@
   // This message can be sent during event-handling, and needs to be delivered
   // within that context.
   msg->set_unblock(true);
   Send(msg);
 }
 
 void WebPluginProxy::BindFakePluginWindowHandle(bool opaque) {
   Send(new PluginHostMsg_BindFakePluginWindowHandle(route_id_, opaque));
 }
 
-WebPluginAcceleratedSurface* WebPluginProxy::GetAcceleratedSurface() {
+WebPluginAcceleratedSurface* WebPluginProxy::GetAcceleratedSurface(
+    gfx::GpuPreference gpu_preference) {
   if (!accelerated_surface_.get())
-    accelerated_surface_.reset(new WebPluginAcceleratedSurfaceProxy(this));
+    accelerated_surface_.reset(new WebPluginAcceleratedSurfaceProxy(
+        this, gpu_preference));
   return accelerated_surface_.get();
 }
 
 void WebPluginProxy::AcceleratedFrameBuffersDidSwap(
     gfx::PluginWindowHandle window, uint64 surface_id) {
   Send(new PluginHostMsg_AcceleratedSurfaceBuffersSwapped(
         route_id_, window, surface_id));
 }
 
 void WebPluginProxy::SetAcceleratedSurface(
@@ skipping 65 matching lines @@
   // Retrieve the IME status from a plug-in and send it to a renderer process
   // when the plug-in has updated it.
   int input_type;
   gfx::Rect caret_rect;
   if (!delegate_->GetIMEStatus(&input_type, &caret_rect))
     return;
 
   Send(new PluginHostMsg_NotifyIMEStatus(route_id_, input_type, caret_rect));
 }
 #endif