KGSL: Simple Governor: some styling changes, early returns instead of assigning a val and returning in the end of the function call and change the copyright/author from the middle of the file to the header.

Patchset 3: Lets keep OnDemand as default for now

Change-Id: Iffcb404e197e830aeb1379c842ba8d4a94a6bd88
Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>
Merge "KGSL: Simple Governor: some styling changes, early returns instead of assigning a val and returning in the end of the function call and change the copyright/author from the middle of the file to the header." into jb4.2