Bug 1319987: P12. Disable RemoteDataDecoder. ?jhlin r=jya

There appears to be a race occurring where InputExhausted callback isn't always called.
The issue could be reproduced prior all those changes, albeit rarely.

The tracking of re-enabling this feature will be done in bug 1336358

MozReview-Commit-ID: 5rPpcCcgNIq

--HG--
extra : rebase_source : bf3513e5ff8d8c72ed7aa505c8fda723a480c243

mobile/android/app/mobile.js

@@ -620,7 +620,7 @@ pref("media.decoder.recycle.enabled", true);
 pref("media.android-media-codec.enabled", true);
 pref("media.android-media-codec.preferred", true);
 // Run decoder in seperate process.
-pref("media.android-remote-codec.enabled", true);
+pref("media.android-remote-codec.enabled", false);
 
 // Enable MSE
 pref("media.mediasource.enabled", true);