Merge "m4v_h263: Fix integer-overflow in idct_vca.cpp" am: 46c5b63046 am: f903a227cd am: 6e6d15a1b5 am: 9128c69e5f

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1465989

Change-Id: If7a537a14c6c9879bc2bda297de464c8f629ab99