Encoder quantization cleanup.

Change-Id: I633205c95f0e81ce0589580501d0be4425a3cb8e
Skip COMDAT sections when parsing COFF

Fixes https://code.google.com/p/chromium/issues/detail?id=339889
when building Clang-based ASan on Windows

Change-Id: Ib77d9593636f46827dbb77f087d407ec0f463fc7
*.mk: s/\bUSE_X86INC/CONFIG_USE_X86INC/

CONFIG_USE_X86INC is available to every makefile, there's no need to
duplicate its value with USE_X86INC

Change-Id: Id12bd5f09cba78abba56ab5a8f56351562e5b8b6
Cleaning up {simple, twopass}_encoder examples.

Change-Id: Ide9c408f4cee7408741ef8c0ffac01645a5a67ca
Cleanup tokenize_b and hoist some invarients out of the loop.

Change-Id: I60401b45b85de8123d16233c2a14abddc1c55041
Cleaning up update_stats() function.

Change-Id: I9139210fc6b9878de7844d74dd97784a6d289230
Cleaning up compute_fast_motion_search_level().

Change-Id: I151bd3de689bceb72969120095257c37656db92f
add_warning(): remove dead store

Change-Id: I5cfc0aa9c436c7ba1b49337d06a0181f7cda920f
Hiding encode_b_args struct inside vp9_encodemb.c.

Change-Id: I5bcd32874f8a8a693e3eb68ef6728dfbf5475bda
Making vp9_activity_masking() static.

Change-Id: Ic6a733f1fe92458da89c8459c5686ba1e08b92bf
Cleaning up rd_check_segment_txsize() function.

Change-Id: I7c09f84b26eb499daafd1393b48f12abb8a6fb8f
Converted short static functions to inline.

Change-Id: I859719d41ced2e35d2765b636e627bb7edc3651e
Converted function to inline

Change-Id: Iaa4880c8a207cfea509608e1ef4593794b6b31f2
Convert functions to inline that are in headers static.

Change-Id: If1ec3b64be327e8c48ec7efbacde208d2129fdb0
Convert functions to inline that are small .

Change-Id: I3b160e93d9319c8e1abda2a60f49f89c409d534b
Converted functions in header to INLINE...

Change-Id: I00512c6cef3a4af8df57c7263ceb853fb2db8140
Convert header static functions to inline or make them global.

Change-Id: Ib26fbfef3505299f754e5af6c437a85d7746fc28
Convert small header functions to inline

Change-Id: I4e5575f0d7ccfe2361b8cbf78e7dc079272c9f5f
Convert small static functions in header to inline..

Change-Id: Ic4fc01be7738fbabf8c7860dbe3476ab4caf5fc2
Convert small static header functions to inline

Change-Id: I467b28346a0d8d4d8b96d6c05fc39c34eec26e5c