Add GetOutputStreamParameters, GetAssociatedOutputDeviceID to AudioManager.

media/audio/win/audio_low_latency_output_win_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 <windows.h>
 #include <mmsystem.h>
 
 #include "base/basictypes.h"
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 250 matching lines @@
 TEST(WASAPIAudioOutputStreamTest, HardwareSampleRate) {
   // Skip this test in exclusive mode since the resulting rate is only utilized
   // for shared mode streams.
   scoped_ptr<AudioManager> audio_manager(AudioManager::Create());
   if (!CanRunAudioTests(audio_manager.get()) || ExclusiveModeIsEnabled())
     return;
 
   // Default device intended for games, system notification sounds,
   // and voice commands.
   int fs = static_cast<int>(
-      WASAPIAudioOutputStream::HardwareSampleRate());
+      WASAPIAudioOutputStream::HardwareSampleRate(std::string()));
   EXPECT_GE(fs, 0);
 }
 
 // Test Create(), Close() calling sequence.
 TEST(WASAPIAudioOutputStreamTest, CreateAndClose) {
   scoped_ptr<AudioManager> audio_manager(AudioManager::Create());
   if (!CanRunAudioTests(audio_manager.get()))
     return;
   AudioOutputStream* aos = CreateDefaultAudioOutputStream(audio_manager.get());
   aos->Close();
@@ skipping 412 matching lines @@
 
   aos->Start(&source);
   loop.PostDelayedTask(FROM_HERE, base::MessageLoop::QuitClosure(),
                         TestTimeouts::action_timeout());
   loop.Run();
   aos->Stop();
   aos->Close();
 }
 
 }  // namespace media