Enable low-latency audio by default.

Still keep old high-latency code, but it works only when
"--disable-low-latency-audio" flag specified. Rename command-line flag.

BUG=http://code.google.com/p/chromium/issues/detail?id=61022

Review URL: http://codereview.chromium.org/7827016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@99326 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 7 insertions, 7 deletions

diff --git a/content/browser/renderer_host/browser_render_process_host.cc b/content/browser/renderer_host/browser_render_process_host.cc
index 51f7b5c..8fe12eb 100644
--- a/content/browser/renderer_host/browser_render_process_host.cc
+++ b/content/browser/renderer_host/browser_render_process_host.cc
@@ -582,7 +582,7 @@ void BrowserRenderProcessHost::PropagateBrowserCommandLineToRenderer(
     switches::kInProcessWebGL,
     switches::kJavaScriptFlags,
     switches::kLoggingLevel,
-    switches::kLowLatencyAudio,
+    switches::kHighLatencyAudio,
     switches::kNoJsRandomness,
     switches::kNoReferrers,
     switches::kNoSandbox,
diff --git a/content/common/content_switches.cc b/content/common/content_switches.cc
index 28c7e80..8657e95 100644
--- a/content/common/content_switches.cc
+++ b/content/common/content_switches.cc
@@ -279,9 +279,9 @@ const char kLoggingLevel[]                  = "log-level";
 // Make plugin processes log their sent and received messages to VLOG(1).
 const char kLogPluginMessages[]             = "log-plugin-messages";
 
-// Uses low-latency IPC for audio.
-// That is temporary until we make it default and remove old code path.
-const char kLowLatencyAudio[]               = "enable-low-latency-audio";
+// Uses high-latency IPC for audio.
+// That is temporary until we are sure low latency works and remove old code.
+const char kHighLatencyAudio[]               = "disable-low-latency-audio";
 
 // Causes the process to run as a NativeClient broker
 // (used for launching NaCl loader processes on 64-bit Windows).
diff --git a/content/common/content_switches.h b/content/common/content_switches.h
index 1d51348..c11bb6f 100644
--- a/content/common/content_switches.h
+++ b/content/common/content_switches.h
@@ -92,7 +92,7 @@ extern const char kJavaScriptFlags[];
 extern const char kLoadPlugin[];
 extern const char kLoggingLevel[];
 extern const char kLogPluginMessages[];
-extern const char kLowLatencyAudio[];
+extern const char kHighLatencyAudio[];
 // TODO(jam): this doesn't belong in content.
 extern const char kNaClBrokerProcess[];
 extern const char kNaClLoaderProcess[];
diff --git a/content/renderer/media/audio_renderer_impl.cc b/content/renderer/media/audio_renderer_impl.cc
index 899bf44..36eb3ba 100644
--- a/content/renderer/media/audio_renderer_impl.cc
+++ b/content/renderer/media/audio_renderer_impl.cc
@@ -40,8 +40,8 @@ AudioRendererImpl::AudioRendererImpl()
   // We are initializing only one variable and double initialization is Ok,
   // so there would not be any issues caused by CPU memory model.
   if (latency_type_ == kUninitializedLatency) {
-    if (CommandLine::ForCurrentProcess()->HasSwitch(
-        switches::kLowLatencyAudio)) {
+    if (!CommandLine::ForCurrentProcess()->HasSwitch(
+        switches::kHighLatencyAudio)) {
       latency_type_ = kLowLatency;
     } else {
       latency_type_ = kHighLatency;