duplicate the webrtc content_browser tests and browser tests with --enable-audio-track-processing on

chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc

Index: chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc
diff --git a/chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc b/chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc
index 27d7b0f95c5a578177d900c23d81c0e86f394d58..cad6f93c54800bab46cc40fd7616295ef8f393cc 100644
--- a/chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc
+++ b/chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc
@@ -89,8 +89,15 @@ static base::FilePath GetTestDataDir() {
 //    50 / 100 in level. Also go into the playback tab, right-click Speakers,
 //    and set that level to 50 / 100. Otherwise you will get distortion in
 //    the recording.
-class WebRtcAudioQualityBrowserTest : public WebRtcTestBase {
+class WebRtcAudioQualityBrowserTest : public WebRtcTestBase,
+                                      public testing::WithParamInterface<bool> {
  public:
+  WebRtcAudioQualityBrowserTest() {
+    if (GetParam()) {

[phoglund_chromium, 2014/03/12 17:27:18]

bool enable_audio_track_processing = GetParam() to make it clear what the Param
actually is.

[no longer working on chromium, 2014/03/12 18:06:07]

Done.

+      CommandLine::ForCurrentProcess()->AppendSwitch(

[phoglund_chromium, 2014/03/12 17:27:18]

Do this in SetupCommandLine below instead and act on the command line you get as
a parameter.

[no longer working on chromium, 2014/03/12 18:06:08]

I guess you meant SetUpCommandLine(CommandLine* command_line, bool
enable_audio_track_processing)
This is not overriding, it is creating one more overload SetUpCommandLine
method, I don't think it is worthy for such a temporary CL.

I used a member as enable_audio_track_processing_ instead.

+          switches::kEnableAudioTrackProcessing);
+    }
+  }
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
     PeerConnectionServerRunner::KillAllPeerConnectionServersOnCurrentSystem();
     DetectErrorsInJavaScript();  // Look for errors in our rather complex js.
@@ -361,6 +368,11 @@ bool RunPesq(const base::FilePath& reference_file,
   return true;
 }
 
+static const bool kRunTestsWithFlag[] = { false, true };
+INSTANTIATE_TEST_CASE_P(WebRtcAudioQualityBrowserTests,
+                        WebRtcAudioQualityBrowserTest,
+                        testing::ValuesIn(kRunTestsWithFlag));
+
 // Should be enabled for Linux, but is flaky. http://crbug.com/340197.
 #if defined(OS_WIN)
 // Only implemented on Linux and Windows for now.
@@ -369,7 +381,7 @@ bool RunPesq(const base::FilePath& reference_file,
 #define MAYBE_MANUAL_TestAudioQuality DISABLED_MANUAL_TestAudioQuality
 #endif
 
-IN_PROC_BROWSER_TEST_F(WebRtcAudioQualityBrowserTest,
+IN_PROC_BROWSER_TEST_P(WebRtcAudioQualityBrowserTest,
                        MAYBE_MANUAL_TestAudioQuality) {
 #if defined(OS_WIN)
   if (base::win::GetVersion() < base::win::VERSION_VISTA) {