allow forcing HighEndGfx mode

people have already started fipping the lomRam prop to enable
transparent status bar, this will enable it with fewer
repercussions

Change-Id: Ied6de65276425fa1e7db0bf9da35f1932a355172
Revert "Profiles: Add a profile picker activity"

This reverts commit f786e1c003946a87cb8e1cc7e2cece1a09ea461c.