Backport "Add support for move_resize."

Backport "Add support for move_resize."

Just backported the move_resize part of this commit.
Commit Details:
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git://git.enlightenment.org/core/efl.git master

commit 0dd34d31e21f1ee20f27d61eb4a2a7807f05a17f
Author: Chris Michael <cp.michael@samsung.com>
Date:   Fri Jun 7 08:09:55 2013 +0100

Add support for move_resize.
Bunch of minor "consistency" changes to bring egl and shm code in-sync.

Signed-off-by: Chris Michael <cp.michael@samsung.com>
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Change-Id: I06313a0c0104b70e7c782f9729801639019fb171
Signed-off-by: Alex Wu <zhiwen.wu@linux.intel.com>