libvpx: Pull from upstream

libvpx: Pull from upstream

Current HEAD: ce04b1aa628821b9f08794333b01e4a71c88e700

git log from upstream:
ce04b1a Merge "Add neon optimize vp9_short_idct8x8_1_add."
7b95f9b Renaming BLOCK_SIZE_TYPE to BLOCK_SIZE in the encoder.
ba10aed Merge "Using num_8x8_* lookup tables instead of mi_*_log2."
12e5931 Merge "Using existing functions instead of raw expressions."
f77c697 Merge "Cleaning up decode_block_intra function."
f389ca2 Merge "Cleaning up model_rd_for_sb_y_tx."
bfebe7e Merge "Renaming BLOCK_SIZE_TYPE to BLOCK_SIZE in the common/decoder."
78e670f Merge "Renaming D27 to D207."
45125ee Merge "fixed the reading too many bytes"
9482c07 fixed the reading too many bytes
3e43e49 Merge "Add a test vector that tests color space 444"
36e9b82 Add neon optimize vp9_short_idct8x8_1_add.
.
.
.
f7ece83 Merge "Inlining inc_mv_component_count function."
9f8335d Merge "Removing duplicated PREDICTION_PROBS constant."
51a8458 Merge "fix a bug where flags are not reset"
be700e1 Simplify handling of sub-partition motion vectors
08202e0 Merge "msvs: Generate proper configurations for mixed platforms"
2f58faf Make coeff_optimize initialized per-plane
778989a Removing duplicated PREDICTION_PROBS constant.
47d61f0 Removing vp9_adapt_mode_context function.
3e386ae fix a bug where flags are not reset
40358dc Removing duplicated code for merging two probabilities.
0064958 Inlining inc_mv_component_count function.
feefd81 msvs: Generate proper configurations for mixed platforms
4cfd36d Use local variables rather than structure members
7817d32 Save pixels instead of coefficients in intra4x4 RD loop.
b72ecbb Add best_rd breakout in intra4x4 RD loop.

BUG=279335
TBR=tomfinegan

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=219829

[fgalligan1, 2013-08-27 20:51:46]

Committed patchset #1 manually as r219829 (presubmit successful).

[Tom Finegan, 2013-08-27 21:01:46]

LGTM