Revert "vibrator workaround"

This reverts commit ef92170624a42482eb37e39df5fb6859b5cfc52b.
Change-Id: Ie0b1af6937bd7e60eea47c8a6d4e2fc7af0b14d5
Merge pull request #1 from LiquidSmooth/kitkat

Revert "vibrator workaround"