Revert "msm8974-common: Use AwesomePlayer by default"

* Breaks video playback in Gallery

This reverts commit 390121f90cd88abaead05e9670f5f9c16223d959.
msm8974-common: Enable Minikin text layout engine

Change-Id: I7b74b92ae1f89ed9f21413d2eef734cd5dc5143e