Merge "MPEG4Writer:use 64bit version fallocate/ftruncate" into rvc-dev am: a1ab111f60 am: f35533e968 am: 745c4b4bc5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11979427

Change-Id: Ia529e552c140d1dc85777d20f128eb11c601e844