Fix an issue that mediaplayer can return size(0,0) for a valid video

content/renderer/media/android/webmediaplayer_android.cc

Index: content/renderer/media/android/webmediaplayer_android.cc
diff --git a/content/renderer/media/android/webmediaplayer_android.cc b/content/renderer/media/android/webmediaplayer_android.cc
index 01bfa7181b80807ddbf07126e9de310ae5f01c61..9e83eb550e02d65007fc131948cee6a4a052ae2f 100644
--- a/content/renderer/media/android/webmediaplayer_android.cc
+++ b/content/renderer/media/android/webmediaplayer_android.cc
@@ -420,8 +420,8 @@ void WebMediaPlayerAndroid::setVolume(double volume) {
 
 bool WebMediaPlayerAndroid::hasVideo() const {
   // If we have obtained video size information before, use it.
-  if (has_size_info_)
-    return !natural_size_.isEmpty();
+  if (has_size_info_ && !natural_size_.isEmpty())
+    return true;
 
   // TODO(qinmin): need a better method to determine whether the current media
   // content contains video. Android does not provide any function to do