Ship WebBluetooth out of origin trial

content/child/runtime_features.cc

Index: content/child/runtime_features.cc
diff --git a/content/child/runtime_features.cc b/content/child/runtime_features.cc
index 109ab6cc51a64cb24739686bfbefeb8201a50827..4f7ee4de9321a752e9085f1ed5fd1045365809b3 100644
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -69,8 +69,11 @@ void SetRuntimeFeaturesDefaultsAndUpdateFromArgs(
   WebRuntimeFeatures::enableFeaturePolicy(
       base::FeatureList::IsEnabled(features::kFeaturePolicy));
 
-  if (command_line.HasSwitch(switches::kEnableWebBluetooth))
-    WebRuntimeFeatures::enableWebBluetooth(true);
+  bool enable_web_bluetooth = enableExperimentalWebPlatformFeatures;

[scheib, 2016/10/21 01:02:10]

Let's explain this with 
// Web Bluetooth is shipped on Android, ChromeOS & MacOS, experimental
otherwise.

[juncai, 2016/10/21 16:57:54]

Done.

+#if defined(OS_CHROMEOS) || defined(OS_ANDROID) || defined(OS_MACOSX)
+  enable_web_bluetooth = true;
+#endif
+  WebRuntimeFeatures::enableWebBluetooth(enable_web_bluetooth);
 
   if (!base::FeatureList::IsEnabled(features::kWebUsb))
     WebRuntimeFeatures::enableWebUsb(false);