Add SystemMonitor::GetMediaDevices()

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
===================================================================
--- chrome/browser/browser_process_impl.cc	(revision 137377)
+++ chrome/browser/browser_process_impl.cc	(working copy)
@@ -34,6 +34,7 @@
 #include "chrome/browser/icon_manager.h"
 #include "chrome/browser/intranet_redirect_detector.h"
 #include "chrome/browser/io_thread.h"
+#include "chrome/browser/media_gallery/media_device_manager.h"
 #include "chrome/browser/metrics/metrics_service.h"
 #include "chrome/browser/metrics/thread_watcher.h"
 #include "chrome/browser/net/chrome_net_log.h"
@@ -651,6 +652,10 @@
 #endif
 }
 
+chrome::MediaDeviceManager* BrowserProcessImpl::media_device_manager() {
+  return media_device_manager_.get();
+}
+
 void BrowserProcessImpl::ResourceDispatcherHostCreated() {
   resource_dispatcher_host_delegate_.reset(
       new ChromeResourceDispatcherHostDelegate(prerender_tracker()));
@@ -778,6 +783,8 @@
 
   if (local_state_->IsManagedPreference(prefs::kDefaultBrowserSettingEnabled))
     ApplyDefaultBrowserPolicy();
+
+  media_device_manager_.reset(new chrome::MediaDeviceManager());
 }
 
 void BrowserProcessImpl::CreateIconManager() {