Roll src/third_party/libaom/source/libaom/ 08b26a8a2..535ecf6b3 (3 commits)

https://aomedia.googlesource.com/aom.git/+log/08b26a8a257e..535ecf6b31fe

$ git log 08b26a8a2..535ecf6b3 --date=short --no-merges --format='%ad %ae %s'
2017-11-15 jzern av1_txfm,round_shift: remove implicit conv warning
2017-11-13 huisu Fix integer overflows in av1_iidentity*_c()
2017-11-13 huisu Fix int overflow in decode_coefs()

Created with:
  roll-dep src/third_party/libaom/source/libaom

R=jzern@chromium.org

Change-Id: I872329cccab87a81683a8359e2dfde63f2e49bf5
Reviewed-on: https://chromium-review.googlesource.com/776240Reviewed-by: Tom Finegan <tomfinegan@chromium.org>
Commit-Queue: Johann Koenig <johannkoenig@google.com>
Cr-Commit-Position: refs/heads/master@{#517495}

DEPS

@@ -419,7 +419,7 @@ deps = {
     Var('chromium_git') + '/external/libaddressinput.git' + '@' + '2a7c3d38915138189f4ac78e1188b58b2fbf5219',
 
   'src/third_party/libaom/source/libaom': {
-    'url': Var('aomedia_git') + '/aom.git' + '@' +  '08b26a8a257e54210d8bbdba799980bc291f368e',
+    'url': Var('aomedia_git') + '/aom.git' + '@' +  '535ecf6b31fe97f704f6725989cffad88ad960d8',
     'condition': 'checkout_libaom',
   },
 

third_party/libaom/README.chromium

@@ -2,9 +2,9 @@ Name: Alliance for Open Media Video Codec
 Short Name: libaom
 URL: https://aomedia.googlesource.com/aom/
 Version: 0
-Date: Thursday November 09 2017
+Date: Wednesday November 15 2017
 Branch: test-20170915
-Commit: 08b26a8a257e54210d8bbdba799980bc291f368e
+Commit: 535ecf6b31fe97f704f6725989cffad88ad960d8
 License: BSD
 License File: source/libaom/LICENSE
 Security Critical: yes

third_party/libaom/source/config/aom_version.h

 #define VERSION_MAJOR  0
 #define VERSION_MINOR  1
 #define VERSION_PATCH  0
-#define VERSION_EXTRA  "5963-g08b26a8a2"
+#define VERSION_EXTRA  "5966-g535ecf6b3"
 #define VERSION_PACKED ((VERSION_MAJOR<<16)|(VERSION_MINOR<<8)|(VERSION_PATCH))
-#define VERSION_STRING_NOSP "v0.1.0-5963-g08b26a8a2"
-#define VERSION_STRING      " v0.1.0-5963-g08b26a8a2"
+#define VERSION_STRING_NOSP "v0.1.0-5966-g535ecf6b3"
+#define VERSION_STRING      " v0.1.0-5966-g535ecf6b3"