Merge changes from topic "presubmit-am-2547badef93c4b82b645e06e98481458"
* changes:
[automerge] Don't create CE Layer when EffectLayer has nothing to draw. 2p: a3c4d372 2p: 0637957e
[automerge] Don't create CE Layer when EffectLayer has nothing to draw. 2p: a3c4d372
Don't create CE Layer when EffectLayer has nothing to draw.