Fix integer overflow during MP4 atom processing

A few sample table related FourCC values are handled by the
setSampleToChunkParams function. An integer overflow exists within this
function. Validate that mNumSampleToChunkOffets will not cause an integer
overflow.

Bug: 20139950

(cherry picked from commit c24607c2)
(cherry picked from commit 743caa87)

Change-Id: Ia6bf3985b532517bcc2773e83db63457e8aa84c9