Adding key press detection in the browser process.

content/browser/browser_main_loop.h

Index: content/browser/browser_main_loop.h
diff --git a/content/browser/browser_main_loop.h b/content/browser/browser_main_loop.h
index 5c3608bc8726bf5abce42176d91435765fcd2c2c..5c323f2e9564b412b73862bc9162f40bb65f87e2 100644
--- a/content/browser/browser_main_loop.h
+++ b/content/browser/browser_main_loop.h
@@ -23,6 +23,7 @@ class TraceMemoryController;
 
 namespace media {
 class AudioManager;
+class KeyPressMonitor;
 class MIDIManager;
 }  // namespace media
 
@@ -84,6 +85,9 @@ class CONTENT_EXPORT BrowserMainLoop {
   MediaStreamManager* media_stream_manager() const {
     return media_stream_manager_.get();
   }
+  media::KeyPressMonitor* key_press_monitor() const {
+    return key_press_monitor_.get();
+  }
   media::MIDIManager* midi_manager() const { return midi_manager_.get(); }
   base::Thread* indexed_db_thread() const { return indexed_db_thread_.get(); }
 
@@ -110,6 +114,8 @@ class CONTENT_EXPORT BrowserMainLoop {
   scoped_ptr<base::PowerMonitor> power_monitor_;
   scoped_ptr<base::HighResolutionTimerManager> hi_res_timer_manager_;
   scoped_ptr<net::NetworkChangeNotifier> network_change_notifier_;
+  // key_press_monitor_ has to outlive audio_manager_, so declared first.
+  scoped_ptr<media::KeyPressMonitor> key_press_monitor_;
   scoped_ptr<media::AudioManager> audio_manager_;
   scoped_ptr<media::MIDIManager> midi_manager_;
   scoped_ptr<AudioMirroringManager> audio_mirroring_manager_;