Roll chromium_revision ef4a5d5cee..2a7adc3543 (468253:468257)

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index 43db6d3113c5d2a8ef1c243ee7f8cca2fcfacd96..cbd4518760858b8e59c046801f469986eb374300 100644
--- a/DEPS
+++ b/DEPS
@@ -2,7 +2,7 @@
 
 vars = {
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': 'ef4a5d5cee27a964cdfbe498ae71a93761b78b5b',
+  'chromium_revision': '2a7adc3543e9b9b0bf44563830a3502ceba76650',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
@@ -46,7 +46,7 @@ deps = {
   'src/testing/gmock':
     Var('chromium_git') + '/external/googlemock.git' + '@' + '0421b6f358139f02e102c9c332ce19a33faf75be', # from svn revision 566
   'src/third_party':
-    Var('chromium_git') + '/chromium/src/third_party' + '@' + 'c98185009cd8083fcf1ccad9f1273c433c3b6060',
+    Var('chromium_git') + '/chromium/src/third_party' + '@' + '08970f48a3e80a3958e65e632baabe475c1c24dd',
   'src/third_party/boringssl/src':
    Var('boringssl_git') + '/boringssl.git' + '@' +  Var('boringssl_revision'),
   'src/third_party/catapult':