inputdevices: update from aosp (master)

Change-Id: If5fb11c354ea0144cdae1434de4c536302dda5b3
Themes: Avoid compiling icon packs every boot

Change-Id: I51c7effdd4592a302f457822a05cbebee6cde06b
synchronize updateStringCache on mAccessLock

Resources.java used to synchronize on mTmpValue but has since
switched to mAccessLock. mTmpValue can be null in some instances
causing a NPE during a theme change.

Change-Id: I7411dfdf6e8e411381ae993872a3c740dad19300
sync status bar transparency state on theme change

When the status bar view is reinflated its transparency mode is
reset back to opaque. This can be observed by changing a theme
and switching to home in the middle of a switch.

Change-Id: I3049c5f24cc6c46dcefb24188039a08503db09a9
Theme special volumeup+down volume panel

When you press vol up + vol down button it brings up a
different volume panel which was not getting themed because
it lacked the ui context.

Change-Id: I416b8920160c0ab263fd426a6e6491d1f877a905
GEL Integration (1/3)

Changed INJECT_EVENTS permission from signature to signatureOrSystem.

Change-Id: Ie3633aa2ee7a2f22b7f32232ce4d3d98f33fd39d
base: remove extra checks

p and p.applicationInfo are always != null (they are checked previously), so below checks
are unnecessaries

Change-Id: I155506512fe8b307f12408bbf3066c07a3504506
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>