[automerger skipped] Merge "Check GL extension is supported before using it in glwallpaper"
am: 1f5ca753c4 -s ours
am skip reason: change_id I72edeb0f4dc03e51bda22209415604e752c18e52 with SHA1 a03aae8d03 is in history

Change-Id: I8eaccdbaa58e2202746925be4a8c6cf6d7872610