Messaging: ContactMediaChooser: Remove permission requesting

We never reach this state when we remove the permission, so it makes
no sense to have code for it

Change-Id: I97f2f5d438148234ea1887462ab65735721da2f8

src/com/android/messaging/ui/mediapicker/MediaChooser.java

@@ -205,6 +205,4 @@ abstract class MediaChooser extends BasePagerViewHolder
     /** Optional activity life-cycle methods to be overridden by subclasses */
     public void onPause() { }
     public void onResume() { }
-    protected void onRequestPermissionsResult(
-            final int requestCode, final String[] permissions, final int[] grantResults) { }
 }