Fix seek in response to OnPrepared() for HLS content

Change-Id: I0e52352845398a4db074e939487f6f6de94bd523
related-to-bug: 8225122
diff --git a/media/libmediaplayerservice/MediaPlayerFactory.cpp b/media/libmediaplayerservice/MediaPlayerFactory.cpp
index 1fb8b1a..90aed39 100644
--- a/media/libmediaplayerservice/MediaPlayerFactory.cpp
+++ b/media/libmediaplayerservice/MediaPlayerFactory.cpp
@@ -206,7 +206,8 @@
             return 0.0;
 
         if (!strncasecmp("http://", url, 7)
-                || !strncasecmp("https://", url, 8)) {
+                || !strncasecmp("https://", url, 8)
+                || !strncasecmp("file://", url, 7)) {
             size_t len = strlen(url);
             if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) {
                 return kOurScore;