Pass task runners to AudioManager constructor.

media/audio/audio_input_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 <stdint.h>
 
 #include "base/bind.h"
 #include "base/environment.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 32 matching lines @@
   int had_error() const {
     return had_error_;
   }
 
  private:
   int callback_count_;
   int had_error_;
 };
 
 class AudioInputTest : public testing::Test {
-  public:
-   AudioInputTest() :
-      message_loop_(base::MessageLoop::TYPE_UI),
-      audio_manager_(AudioManager::CreateForTesting()),
-      audio_input_stream_(NULL) {
-    // Wait for the AudioManager to finish any initialization on the audio loop.
+ public:
+  AudioInputTest()
+      : message_loop_(base::MessageLoop::TYPE_UI),
+        audio_manager_(
+            AudioManager::CreateForTesting(message_loop_.task_runner())),
+        audio_input_stream_(NULL) {
+    // Wait for the AudioManager to finish any initialization on the audio
+    // loop.
     base::RunLoop().RunUntilIdle();
   }
 
   ~AudioInputTest() override { base::RunLoop().RunUntilIdle(); }
 
  protected:
   bool InputDevicesAvailable() {
     return audio_manager_->HasAudioInputDevices();
   }
 
@@ skipping 90 matching lines @@
   }
 
   void RunOnAudioThreadImpl(const base::Closure& closure,
                             base::WaitableEvent* event) {
     DCHECK(audio_manager_->GetTaskRunner()->BelongsToCurrentThread());
     closure.Run();
     event->Signal();
   }
 
   base::MessageLoop message_loop_;
-  scoped_ptr<AudioManager> audio_manager_;
+  ScopedAudioManagerPtr audio_manager_;
   AudioInputStream* audio_input_stream_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AudioInputTest);
 };
 
 // Test create and close of an AudioInputStream without recording audio.
 TEST_F(AudioInputTest, CreateAndClose) {
   ABORT_AUDIO_TEST_IF_NOT(InputDevicesAvailable());
   MakeAudioInputStreamOnAudioThread();
@@ skipping 46 matching lines @@
                                 base::MessageLoop::QuitWhenIdleClosure(),
                                 base::TimeDelta::FromMilliseconds(500));
   message_loop_.Run();
   EXPECT_GE(test_callback.callback_count(), 2);
   EXPECT_FALSE(test_callback.had_error());
 
   StopAndCloseAudioInputStreamOnAudioThread();
 }
 
 }  // namespace media