gcbv-user: adjust cache rect based on orientation
gcbv-user: adjust cache rect based on orientation

Change-Id: Ice233685d88795538a5c10c2125ef0f1df3c016f
Signed-off-by: Jack Yen <b1c3fff76124817a675dfca9ac261ebd6d2cc32d@ti.com>

omapzoom/platform-external-bltsville,omapzoom/platform-external-bltsville,omapzoom/platform-external-bltsville,omapzoom/platform-external-bltsville