[GPU] Get GPU process running on the mac...

chrome/common/gpu_plugin.cc

 // Copyright (c) 2009 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 "base/command_line.h"
 #include "base/string_util.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/gpu_plugin.h"
 #include "gpu/gpu_plugin/gpu_plugin.h"
 #include "webkit/glue/plugins/plugin_list.h"
 
 #if defined(ENABLE_GPU)
 #include "webkit/glue/plugins/plugin_constants_win.h"
 #endif
 
 namespace chrome {
 
 void RegisterInternalGPUPlugin() {
 #if defined(ENABLE_GPU)
   static const std::wstring kWideMimeType = ASCIIToWide(kGPUPluginMimeType);
   static const NPAPI::PluginVersionInfo kGPUPluginInfo = {
     FilePath(FILE_PATH_LITERAL("gpu-plugin")),
     L"GPU Plug-in",
     L"GPU Rendering Plug-in",
     L"1",
     kWideMimeType.c_str(),
     L"",
     L"",
     {
-#if !defined(OS_LINUX)
+#if !defined(OS_POSIX) || defined(OS_MACOSX)
       gpu_plugin::NP_GetEntryPoints,
 #endif
       gpu_plugin::NP_Initialize,
       gpu_plugin::NP_Shutdown
     }
   };
 
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kEnableGPUPlugin))
     NPAPI::PluginList::Singleton()->RegisterInternalPlugin(kGPUPluginInfo);
 #endif  // ENABLE_GPU
 }
 
 }  // namespace chrome