graphics: Add directives for compatibility with older EGL blobs (2/2)

Port from CM9.
Original author Ricardo Cerqueira (commit
fc496c0607d0d2863ff9587019e890ab806ea49d)

Change-Id: If30f10f1d4b26547d1219e2ba05f6a831b8fbff8
surfaceflinger: Add support for LGE's HDMI rotation

Use BOARD_USES_LGE_HDMI_ROTATION to align the HDMI output orientation
with the device's, on LGE phones (p990/p999, at least)

Change-Id: I69b9d5de2449df915710f1e2a6df8dcf6a04d06a