Linux: --single-process with GPU acceleration.

chrome/gpu/gpu_channel.cc

 // Copyright (c) 2010 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 "chrome/gpu/gpu_channel.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
@@ skipping 123 matching lines @@
   // platform. At this point, it only indicates to the GpuCommandBufferStub
   // whether onscreen or offscreen rendering is requested. The window handle
   // that will be rendered to is the child compositor window and that window
   // handle is provided by the browser process. Looking at what we are doing on
   // this and other platforms, I think a redesign is in order here. Perhaps
   // on all platforms the renderer just indicates whether it wants onscreen or
   // offscreen rendering and the browser provides whichever platform specific
   // "render target" the GpuCommandBufferStub targets.
   handle = gfx::NativeViewFromId(view_id);
 #elif defined(OS_LINUX)
-  ChildThread* gpu_thread = ChildThread::current();
   // Ask the browser for the view's XID.
-  // TODO(piman): This assumes that it doesn't change. It can change however
-  // when tearing off tabs. This needs a fix in the browser UI code. A possible
-  // alternative would be to add a socket/plug pair like with plugins but that
-  // has issues with events and focus.
-  gpu_thread->Send(new GpuHostMsg_GetViewXID(view_id, &handle));
+  gpu_thread_->Send(new GpuHostMsg_GetViewXID(view_id, &handle));
 #elif defined(OS_MACOSX)
   // On Mac OS X we currently pass a (fake) PluginWindowHandle for the
   // NativeViewId. We could allocate fake NativeViewIds on the browser
   // side as well, and map between those and PluginWindowHandles, but
   // this seems excessive.
   handle = static_cast<gfx::PluginWindowHandle>(
       static_cast<intptr_t>(view_id));
 #else
   // TODO(apatrick): This needs to be something valid for mac and linux.
   // Offscreen rendering will work on these platforms but not rendering to the
@@ skipping 101 matching lines @@
 #if defined(OS_POSIX)
 int GpuChannel::GetRendererFileDescriptor() {
   int fd = -1;
   if (channel_.get()) {
     fd = channel_->GetClientFileDescriptor();
   }
   return fd;
 }
 #endif  // defined(OS_POSIX)