Revert "display: Add support orientation control on ext display"

This reverts commit 87d4bf739bb393c53595490b9fbf8e6a57f26f1c.

Conflicts:

	libhwcomposer/hwc_utils.cpp

Change-Id: I46b508497e4cf9295872ae7af1731d5c5ea08ec3
jb43-L: -Wno-error=attributes

Change-Id: I85f4eda4e9196ef9e35650e977eb757358817c3d