Merge "DO NOT MERGE : MPEG4Extractor: ensure returned status is checked." into klp-dev am: da84963c1f am: b8dfff52ee am: 5445ddc983  -s ours am: 8700c26a91  -s ours am: b063a7ea18 am: 92fce7ece7  -s ours am: 3627617c2b
am: 671c88a807

Change-Id: Idf5e9e2fd694682031a3b98e53469a3d617c375d