Revert "Torch: Turn off flash mode when camera is opened"

This reverts commit 2f8815089e14e900f0bf95ca885331805e9680b1

Change-Id: I2c9546bb8c94582693e3909968f4601151eb6c30
Merge "Revert "Torch: Turn off flash mode when camera is opened"" into cm-10.1-staging