Replace OS_LINUX ifdefs with OS_POSIX & !OS_MACOSX, TOOLKIT_USES_GTK, or

content/browser/gpu/gpu_process_host.h

 // 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.
 
 #ifndef CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 #define CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 #pragma once
 
 #include <map>
 #include <queue>
@@ skipping 113 matching lines @@
   // the GPU process, but haven't heard back about yet.
   std::queue<linked_ptr<EstablishChannelCallback> > channel_requests_;
 
   // The pending synchronization requests we need to reply to.
   std::queue<linked_ptr<SynchronizeCallback> > synchronize_requests_;
 
   // The pending create command buffer requests we need to reply to.
   std::queue<linked_ptr<CreateCommandBufferCallback> >
       create_command_buffer_requests_;
 
-#if defined(OS_LINUX) && !defined(TOUCH_UI)
+#if defined(TOOLKIT_USES_GTK) && !defined(TOUCH_UI)
   typedef std::pair<int32 /* renderer_id */,
                     int32 /* render_view_id */> ViewID;
 
   // Encapsulates surfaces that we lock when creating view command buffers.
   // We release this lock once the command buffer (or associated GPU process)
   // is destroyed. This prevents the browser from destroying the surface
   // while the GPU process is drawing to it.
 
   // Multimap is used to simulate reference counting, see comment in
   // GpuProcessHostUIShim::CreateViewCommandBuffer.
@@ skipping 11 matching lines @@
   // Whether we are running a GPU thread inside the browser process instead
   // of a separate GPU process.
   bool in_process_;
 
   scoped_ptr<GpuMainThread> in_process_gpu_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessHost);
 };
 
 #endif  // CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_