Fix for build errors with -Wunreachable-code-loop-increment flag

For loop was redundant as the execution
was being done for once. Hence removed in the
present fix.

Bug: 156359506
Test: Build with -Wunreachable-code-loop-increment flag added
Test: xaacdec

Change-Id: I252551cff09fa9b033ef715127ee153645e3055f
2 files changed