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

Change-Id: I6f4f806ac57f4bf75bc0963f477372d4afa8bfc3