bring volume panel style inline with aospa

Change-Id: I8e39faa3815fccab6280bd8a1c4ed2c6bcaa08f7
Fix android_media_AudioSystem_getMasterMute return type.

Caused FPU stack overflow on x86.

Bug: 18023418

(cherry picked from commit c1bcdbb75877d99972f1cd13a9c40126822621bc)

Change-Id: Ia1b5a1da52b20c2e0a84321e784cd795ec649e66
Revert "SlimPIE: Configurable sensitivity (1/2)"

This reverts commit 6f664131eaa037a2122a132b5cb7dd410cc32978.
Revert "Tablet style settings [1/2]"

This reverts commit 7b0fdd2cf0b8e4f1ac920b78f23855ad0d715cc5.