Extract VideoCaptureDeviceFactory out of VideoCaptureDevice and use for File and FakeVCD.

content/browser/renderer_host/media/video_capture_host_unittest.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 <map>
 #include <string>
 
 #include "base/bind.h"
+#include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/scoped_file.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/stl_util.h"
 #include "base/strings/stringprintf.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/renderer_host/media/media_stream_manager.h"
 #include "content/browser/renderer_host/media/media_stream_requester.h"
 #include "content/browser/renderer_host/media/media_stream_ui_proxy.h"
 #include "content/browser/renderer_host/media/video_capture_host.h"
 #include "content/browser/renderer_host/media/video_capture_manager.h"
 #include "content/common/media/video_capture_messages.h"
+#include "content/public/common/content_switches.h"
 #include "content/public/test/mock_resource_context.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "content/test/test_content_browser_client.h"
 #include "media/audio/audio_manager.h"
 #include "media/base/video_frame.h"
 #include "media/video/capture/video_capture_types.h"
 #include "net/url_request/url_request_context.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 243 matching lines @@
  public:
   VideoCaptureHostTest()
       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
         message_loop_(base::MessageLoopProxy::current()),
         opened_session_id_(kInvalidMediaCaptureSessionId) {}
 
   virtual void SetUp() OVERRIDE {
     SetBrowserClientForTesting(&browser_client_);
     // Create our own MediaStreamManager.
     audio_manager_.reset(media::AudioManager::CreateForTesting());
+#ifndef TEST_REAL_CAPTURE_DEVICE
+    base::CommandLine::ForCurrentProcess()->AppendSwitch(
+        switches::kUseFakeDeviceForMediaStream);
+#endif
     media_stream_manager_.reset(new MediaStreamManager(audio_manager_.get()));
-#ifndef TEST_REAL_CAPTURE_DEVICE
-    media_stream_manager_->UseFakeDevice();
-#endif
     media_stream_manager_->UseFakeUI(scoped_ptr<FakeMediaStreamUIProxy>());
 
     // Create a Host and connect it to a simulated IPC channel.
     host_ = new MockVideoCaptureHost(media_stream_manager_.get());
     host_->OnChannelConnected(base::GetCurrentProcId());
 
     OpenSession();
   }
 
   virtual void TearDown() OVERRIDE {
@@ skipping 229 matching lines @@
 #ifdef DUMP_VIDEO
 TEST_F(VideoCaptureHostTest, CaptureAndDumpVideoVga) {
   CaptureAndDumpVideo(640, 480, 30);
 }
 TEST_F(VideoCaptureHostTest, CaptureAndDump720P) {
   CaptureAndDumpVideo(1280, 720, 30);
 }
 #endif
 
 }  // namespace content