Add browser tests for the Web Speech Recognition API.

Introduce an event-driven timeline utility to verify if everything in
test scenarii is happening on the right thread and in the right order,
and add a simple precheck browser test that opens an HTML test page and
verifies that creating a SpeechRecognition object works.

BUG=301906

Review URL: https://codereview.chromium.org/23500011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228332 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 7 insertions, 6 deletions

diff --git a/media/audio/test_audio_input_controller_factory.cc b/media/audio/test_audio_input_controller_factory.cc
index d146231..3aeb777 100644
--- a/media/audio/test_audio_input_controller_factory.cc
+++ b/media/audio/test_audio_input_controller_factory.cc
@@ -57,11 +57,6 @@ AudioInputController* TestAudioInputControllerFactory::Create(
   return controller_;
 }
 
-void TestAudioInputControllerFactory::SetDelegateForTests(
-    TestAudioInputControllerDelegate* delegate) {
-  delegate_ = delegate;
-}
-
 void TestAudioInputControllerFactory::OnTestAudioInputControllerDestroyed(
     TestAudioInputController* controller) {
   DCHECK_EQ(controller_, controller);
diff --git a/media/audio/test_audio_input_controller_factory.h b/media/audio/test_audio_input_controller_factory.h
index 4968c01..d493022 100644
--- a/media/audio/test_audio_input_controller_factory.h
+++ b/media/audio/test_audio_input_controller_factory.h
@@ -69,6 +69,10 @@ class TestAudioInputController : public AudioInputController {
   // Ensure that the closure is run on the audio-manager thread.
   virtual void Close(const base::Closure& closed_task) OVERRIDE;
 
+  const AudioParameters& audio_parameters() const {
+    return audio_parameters_;
+  }
+
  protected:
   virtual ~TestAudioInputController();
 
@@ -99,7 +103,9 @@ class TestAudioInputControllerFactory : public AudioInputController::Factory {
       AudioParameters params,
       UserInputMonitor* user_input_monitor) OVERRIDE;
 
-  void SetDelegateForTests(TestAudioInputControllerDelegate* delegate);
+  void set_delegate(TestAudioInputControllerDelegate* delegate) {
+    delegate_ = delegate;
+  }
 
   TestAudioInputController* controller() const { return controller_; }