gpu: Some cleanups.

content/browser/renderer_host/render_message_filter.cc

 // Copyright (c) 2012 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_message_filter.h"
 
 #include <errno.h>
 #include <string.h>
 
 #include <map>
@@ skipping 374 matching lines @@
     const std::vector<media::MediaLogEvent>& events) {
   // OnMediaLogEvents() is always dispatched to the UI thread for handling.
   // See OverrideThreadForMessage().
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   if (media_internals_)
     media_internals_->OnMediaEvents(render_process_id_, events);
 }
 
 void RenderMessageFilter::OnHasGpuProcess(IPC::Message* reply_ptr) {
   std::unique_ptr<IPC::Message> reply(reply_ptr);
-  GpuProcessHost::GetProcessHandles(
-      base::Bind(&RenderMessageFilter::GetGpuProcessHandlesCallback,
+  GpuProcessHost::GetHasGpuProcess(
+      base::Bind(&RenderMessageFilter::GetHasGpuProcessCallback,
                  weak_ptr_factory_.GetWeakPtr(), base::Passed(&reply)));
 }
 
-void RenderMessageFilter::GetGpuProcessHandlesCallback(
+void RenderMessageFilter::GetHasGpuProcessCallback(
     std::unique_ptr<IPC::Message> reply,
-    const std::list<base::ProcessHandle>& handles) {
-  bool has_gpu_process = handles.size() > 0;
-  ChildProcessHostMsg_HasGpuProcess::WriteReplyParams(reply.get(),
-                                                      has_gpu_process);
+    bool has_gpu) {
+  ChildProcessHostMsg_HasGpuProcess::WriteReplyParams(reply.get(), has_gpu);
   Send(reply.release());
 }
 
 }  // namespace content