Pass camera facing info to audio client

content/browser/renderer_host/media/media_devices_manager_unittest.cc

Index: content/browser/renderer_host/media/media_devices_manager_unittest.cc
diff --git a/content/browser/renderer_host/media/media_devices_manager_unittest.cc b/content/browser/renderer_host/media/media_devices_manager_unittest.cc
index 202b829b0a117e67f20782599ddb23191dc5966c..d51cafe7478a3fba2af6a76fdbfac05bfe506118 100644
--- a/content/browser/renderer_host/media/media_devices_manager_unittest.cc
+++ b/content/browser/renderer_host/media/media_devices_manager_unittest.cc
@@ -13,6 +13,7 @@
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
+#include "component/arc/video_facing.h"
 #include "content/browser/renderer_host/media/video_capture_manager.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "media/audio/audio_device_name.h"
@@ -120,6 +121,12 @@ class MockMediaDeviceChangeSubscriber : public MediaDeviceChangeSubscriber {
                void(MediaDeviceType, const MediaDeviceInfoArray&));
 };
 
+class MockVideoCaptureObserver : public component::VideoCaptureObserver {
+ public:
+  MOCK_METHOD1(OnVideoCaptureStarted, void(component::VideoFacingMode));
+  MOCK_METHOD1(OnVideoCaptureStopped, void(component::VideoFacingMode));
+};
+
 }  // namespace
 
 class MediaDevicesManagerTest : public ::testing::Test {
@@ -142,7 +149,8 @@ class MediaDevicesManagerTest : public ::testing::Test {
     audio_manager_.reset(new MockAudioManager());
     video_capture_manager_ = new VideoCaptureManager(
         std::unique_ptr<media::VideoCaptureDeviceFactory>(
-            new MockVideoCaptureDeviceFactory()));
+            new MockVideoCaptureDeviceFactory()),
+        new MockVideoCaptureObserver());
     video_capture_manager_->Register(nullptr,
                                      base::ThreadTaskRunnerHandle::Get());
     video_capture_device_factory_ = static_cast<MockVideoCaptureDeviceFactory*>(