Merge "NuPlayer: parcel placeholder mime in track info if not provided by source" into mnc-dev

    CHECK(format->findInt32("type", &trackType));

    AString mime;

    CHECK(format->findString("mime", &mime));

    if (!format->findString("mime", &mime)) {

        // Java MediaPlayer only uses mimetype for subtitle and timedtext tracks.

        // If we can't find the mimetype here it means that we wouldn't be needing

        // the mimetype on the Java end. We still write a placeholder mime to keep the

        // (de)serialization logic simple.

        if (trackType == MEDIA_TRACK_TYPE_AUDIO) {

            mime = "audio/";

        } else if (trackType == MEDIA_TRACK_TYPE_VIDEO) {

            mime = "video/";

        } else {

            TRESPASS();

        }

    }

    AString lang;

    CHECK(format->findString("language", &lang));