Fix for 5754998 testPerformanceTransitionWithEffectOverlapping test failed.

-Fix the index is out of sync frame array boundary when seeking to end of a 3gp file.
Validation only were done for video editor cts test and Movie Studio application.
Futher validation may include media player, youtube application,.etc.

Change-Id: Ib01314f1768cfab702dbe25c307553ace0b85e77