Revert "hwcomposer: Store device orientation in hwc context"

This reverts commit 9813cf3bdc621eb983213a34c2b1d733bb2010cc.

Conflicts:
	libhwcomposer/hwc.cpp
	libhwcomposer/hwc_utils.h

Change-Id: I2b58e27286c6490fa163aa1660d41dce6b9ca770
3 files changed