Pass camera facing info to audio client

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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 "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 123 matching lines @@
 #include "components/ownership/owner_key_util.h"
 #include "components/prefs/pref_service.h"
 #include "components/session_manager/core/session_manager.h"
 #include "components/signin/core/account_id/account_id.h"
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_manager.h"
 #include "components/user_manager/user_names.h"
 #include "components/version_info/version_info.h"
 #include "components/wallpaper/wallpaper_manager_base.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/media_capture_devices.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/main_function_params.h"
 #include "device/bluetooth/bluetooth_adapter_factory.h"
 #include "device/bluetooth/dbus/bluez_dbus_manager.h"
 #include "media/audio/sounds/sounds_manager.h"
 #include "net/base/network_change_notifier.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "printing/backend/print_backend.h"
@@ skipping 257 matching lines @@
 // about_flags settings are applied in ChromeBrowserMainParts::PreCreateThreads.
 void ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun() {
   // Set the crypto thread after the IO thread has been created/started.
   TPMTokenLoader::Get()->SetCryptoTaskRunner(
       content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO));
 
   CrasAudioHandler::Initialize(
       new AudioDevicesPrefHandlerImpl(g_browser_process->local_state()));
 
+  content::MediaCaptureDevices::GetInstance()->AddVideoCaptureObserver(
+      CrasAudioHandler::Get());
+
   quirks::QuirksManager::Initialize(
       std::unique_ptr<quirks::QuirksManager::Delegate>(
           new quirks::QuirksManagerDelegateImpl()),
       content::BrowserThread::GetBlockingPool(),
       g_browser_process->local_state(),
       g_browser_process->system_request_context());
 
   // Start loading machine statistics here. StatisticsProvider::Shutdown()
   // will ensure that loading is aborted on early exit.
   bool load_oem_statistics = !StartupUtils::IsOobeCompleted();
@@ skipping 481 matching lines @@
   arc_kiosk_app_manager_.reset();
 
   if (!chrome::IsRunningInMash())
     AccessibilityManager::Shutdown();
 
   input_method::Shutdown();
 
   // Stops all in-flight OAuth2 token fetchers before the IO thread stops.
   DeviceOAuth2TokenServiceFactory::Shutdown();
 
+  content::MediaCaptureDevices::GetInstance()->RemoveAllVideoCaptureObservers();
+
   // Shutdown after PostMainMessageLoopRun() which should destroy all observers.
   CrasAudioHandler::Shutdown();
 
   quirks::QuirksManager::Shutdown();
 
   // Called after
   // ChromeBrowserMainPartsLinux::PostMainMessageLoopRun() to be
   // executed after execution of chrome::CloseAsh(), because some
   // parts of WebUI depends on NetworkPortalDetector.
   network_portal_detector::Shutdown();
 
   g_browser_process->platform_part()->ShutdownSessionManager();
   g_browser_process->platform_part()->DestroyChromeUserManager();
 }
 
 void ChromeBrowserMainPartsChromeos::PostDestroyThreads() {
   // Destroy DBus services immediately after threads are stopped.
   dbus_services_.reset();
 
   ChromeBrowserMainPartsLinux::PostDestroyThreads();
 
   // Destroy DeviceSettingsService after g_browser_process.
   DeviceSettingsService::Shutdown();
 
   chromeos::ShutdownCloseTracking();
 }
 
 }  //  namespace chromeos