stagefright: remove allottedSize equality check in IOMX::useBuffer am: 58388aa7be am: 9d44880eb2 am: 75a1b054fd am: 4159ad155a am: d99250c134 am: b7b58a2ea5 am: 83c4ce76b5
am: 53e735504e

Change-Id: I53bc957abe6f2547d38ff66d86d18cb9be5fb67a