[automerger skipped] Merge "Check GL extension is supported before using it in glwallpaper" into stage-aosp-master
am: 81506ef4b7 -s ours
am skip reason: change_id I72edeb0f4dc03e51bda22209415604e752c18e52 with SHA1 2ef0814056 is in history

Change-Id: I53fddeb4a9f4796dbdfce3adcac4a563e04bca8f