Created multi-process-friendly PowerMonitor interface.

content/browser/browser_child_process_host_impl.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/browser_child_process_host_impl.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 84 matching lines @@
     int process_type,
     BrowserChildProcessHostDelegate* delegate)
     : data_(process_type),
       delegate_(delegate) {
   data_.id = ChildProcessHostImpl::GenerateChildProcessUniqueId();
 
   child_process_host_.reset(ChildProcessHost::Create(this));
   child_process_host_->AddFilter(new TraceMessageFilter);
   child_process_host_->AddFilter(new ProfilerMessageFilter(process_type));
   child_process_host_->AddFilter(new HistogramMessageFilter());
+  child_process_host_->AddFilter(new PowerMonitorMessageFilter());
 
   g_child_process_list.Get().push_back(this);
   GetContentClient()->browser()->BrowserChildProcessHostCreated(this);
 }
 
 BrowserChildProcessHostImpl::~BrowserChildProcessHostImpl() {
   g_child_process_list.Get().remove(this);
 
 #if defined(OS_WIN)
   DeleteProcessWaitableEvent(early_exit_watcher_.GetWatchedEvent());
@@ skipping 228 matching lines @@
 
 void BrowserChildProcessHostImpl::OnProcessExitedEarly(
     base::WaitableEvent* event) {
   DeleteProcessWaitableEvent(event);
   OnChildDisconnected();
 }
 
 #endif
 
 }  // namespace content