Revert "mm-video: venc: Correct a typo in variable name"

This reverts commit aabe8001608a2b34a7d4f5dd3c721a1bad465b44.

Change-Id: If8f50e407c1244685604a50aeab7f1d6b2b29de9
Merge "Revert "mm-video: venc: Correct a typo in variable name"" into android-4.4