power: Remove legacy wakelock code.

Remove parts of code that use the legacy wakelock
implementation as we
make the switch to the upstream
kernel's wakeup sources-based
implementation.

Change-Id:
Idab9e3dd54e8a256b059c88606c9368f7ddb1c1b
Signed-off-by: Anurag Singh
<anursing@codeaurora.org>

Conflicts:

drivers/input/touchscreen/synaptics_i2c_rmi.h

kernel/power/suspend.c

idea is taken here -
https://github.com/rmbq/android_kernel_htc_msm8960/commit/44f1f18351ceb966453e731d1f5a8622cc6d105f