Merge "Only return default TTS engines from TTS.getEngines()"

    public List<EngineInfo> getEngines() {

        PackageManager pm = mContext.getPackageManager();

        Intent intent = new Intent(Engine.INTENT_ACTION_TTS_SERVICE);

        List<ResolveInfo> resolveInfos = pm.queryIntentServices(intent, 0);

        List<ResolveInfo> resolveInfos =

                pm.queryIntentServices(intent, PackageManager.MATCH_DEFAULT_ONLY);

        if (resolveInfos == null) return Collections.emptyList();

        List<EngineInfo> engines = new ArrayList<EngineInfo>(resolveInfos.size());

        for (ResolveInfo resolveInfo : resolveInfos) {