Roll chromium_revision a23d6ceb29..20557391ea (450531:450551)

DEPS

 # This file contains dependencies for WebRTC.
 
 vars = {
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': 'a23d6ceb29374e303c7bfd356c4455fde45ca208',
+  'chromium_revision': '20557391eabfddda39e9dd2734af1c8197845430',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
   # and whatever else without interference from each other.
   'swarming_revision': 'ebc8dab6f8b8d79ec221c94de39a921145abd404',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling openmax_dl
   # and whatever else without interference from each other.
   'openmax_dl_revision': '7acede9c039ea5d14cf326f44aad1245b9e674a7',
   # Three lines of non-changing comments so that
@@ skipping 15 matching lines @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.
   'libfuzzer_revision': '64bdf915852b7a8c2b81013682d77e003280168b',
 }
 
 deps = {
   # TODO(kjellander): Move this to be Android-only once the libevent dependency
   # in base/third_party/libevent is solved.
   'src/base':
-    Var('chromium_git') + '/chromium/src/base' + '@' + '8635043285b8b46c9b1bae28a4087efa7c98d466',
+    Var('chromium_git') + '/chromium/src/base' + '@' + 'e1bc37849938cba4901edf6893c7a003e18605b0',
   'src/build':
-    Var('chromium_git') + '/chromium/src/build' + '@' + '13190454b2dcfde529eca393f2b1aae595f41bfb',
+    Var('chromium_git') + '/chromium/src/build' + '@' + '5af1827589217d48c6d24da120263cb2d6a1432b',
   'src/buildtools':
     Var('chromium_git') + '/chromium/buildtools.git' + '@' + 'a7cc7a3e21a061975b33dcdcd81a9716ba614c3c',
   'src/testing':
     Var('chromium_git') + '/chromium/src/testing' + '@' + '78526a157139c67b151f0d5359a9409d8b53a39c',
   'src/testing/gtest':
     Var('chromium_git') + '/external/github.com/google/googletest.git' + '@' + '6f8a66431cb592dad629028a50b3dd418a408c87',
   'src/testing/gmock':
     Var('chromium_git') + '/external/googlemock.git' + '@' + '0421b6f358139f02e102c9c332ce19a33faf75be', # from svn revision 566
   'src/third_party':
-    Var('chromium_git') + '/chromium/src/third_party' + '@' + '430b656d42a0ef42a2f11d6e61f7707dae744c20',
+    Var('chromium_git') + '/chromium/src/third_party' + '@' + 'ece686a2ed5b78584684ee2e139576b7f8762814',
   'src/third_party/boringssl/src':
    Var('boringssl_git') + '/boringssl.git' + '@' +  Var('boringssl_revision'),
   'src/third_party/catapult':
    Var('chromium_git') + '/external/github.com/catapult-project/catapult.git' + '@' + Var('catapult_revision'),
   'src/third_party/colorama/src':
     Var('chromium_git') + '/external/colorama.git' + '@' + '799604a1041e9b3bc5d2789ecbd7e8db2e18e6b8',
   'src/third_party/ffmpeg':
     Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '38d84d205cd89cb9ce740735d2d31d4bc2a07abb',
   'src/third_party/jsoncpp/source':
     Var('chromium_git') + '/external/github.com/open-source-parsers/jsoncpp.git' + '@' + 'f572e8e42e22cfcf5ab0aea26574f408943edfa4', # from svn 248
@@ skipping 463 matching lines @@
   },
 ]
 
 recursedeps = [
   # buildtools provides clang_format, libc++, and libc++abi.
   'src/buildtools',
   # android_tools manages the NDK.
   'src/third_party/android_tools',
 ]