libmix: remove viddec_pm_peek_bits to optimize the mpeg4 parser

BZ: 131068

In the viddec_mp4_parse, remove the unnecessary viddec_pm_peek_bits,
this optimization will reduce half viddec_pm_utils_bstream_peekbits
call times.

Change-Id: I20b950f61eff41291e5baa3cb2823851e26b7bc7
Signed-off-by: Gu, Wangyi <wangyi.gu@intel.com>
Reviewed-on: http://android.intel.com:8080/140123
Reviewed-by: Shi, PingX <pingx.shi@intel.com>
Tested-by: Shi, PingX <pingx.shi@intel.com>
Reviewed-by: cactus <cactus@intel.com>
Tested-by: cactus <cactus@intel.com>
1 file changed