Implement OSMesa image transport for TOUCH_UI builds

content/browser/renderer_host/render_widget_host_mac.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/browser/renderer_host/render_widget_host.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
 
 void RenderWidgetHost::OnMsgPluginFocusChanged(bool focused, int plugin_id) {
   if (view_)
     view_->PluginFocusChanged(focused, plugin_id);
@@ skipping 19 matching lines @@
 
 void RenderWidgetHost::OnDestroyFakePluginWindowHandle(
     gfx::PluginWindowHandle id) {
   if (view_) {
     view_->DestroyFakePluginWindowHandle(id);
   } else {
     NOTIMPLEMENTED();
   }
 }
 
-void RenderWidgetHost::OnAcceleratedSurfaceSetIOSurface(
+void RenderWidgetHost::OnAcceleratedSurfaceNew(

[jonathan.backer, 2011/09/21 20:27:36]

I would be careful of this. It may have more than one entry point (say from a
renderer instead of a GPU process).

[danakj, 2011/09/21 20:58:20]

What would be the problem if it did have an entry from the renderer ?

     gfx::PluginWindowHandle window,
     int32 width,
     int32 height,
     uint64 mach_port) {
   if (view_) {
-    view_->AcceleratedSurfaceSetIOSurface(window, width, height, mach_port);
+    view_->AcceleratedSurfaceNew(window, width, height, mach_port);
   }
 }
 
 void RenderWidgetHost::OnAcceleratedSurfaceSetTransportDIB(
     gfx::PluginWindowHandle window,
     int32 width,
     int32 height,
     TransportDIB::Handle transport_dib) {
   if (view_) {
     view_->AcceleratedSurfaceSetTransportDIB(window, width, height,
                                              transport_dib);
   }
 }
 
 void RenderWidgetHost::OnAcceleratedSurfaceBuffersSwapped(
     gfx::PluginWindowHandle window, uint64 surface_id) {
   if (view_) {
     // This code path could be updated to implement flow control for
     // updating of accelerated plugins as well. However, if we add support
     // for composited plugins then this is not necessary.
     view_->AcceleratedSurfaceBuffersSwapped(window, surface_id,
                                             0, 0, 0, 0);
   }
 }