Roll chromium_revision 61ca532fcf..3487934d88 (449871:449878)

Change log: https://chromium.googlesource.com/chromium/src/+log/61ca532fcf..3487934d88
Full diff: https://chromium.googlesource.com/chromium/src/+/61ca532fcf..3487934d88

Changed dependencies:
* src/build: https://chromium.googlesource.com/chromium/src/build/+log/0d29448d5b..3e5cfce8cf
* src/third_party: https://chromium.googlesource.com/chromium/src/third_party/+log/84236e592c..113ea6564e
DEPS diff: https://chromium.googlesource.com/chromium/src/+/61ca532fcf..3487934d88/DEPS

No update to Clang.

TBR=
BUG=None

Review-Url: https://codereview.webrtc.org/2682333006
Cr-Commit-Position: refs/heads/master@{#16559}
diff --git a/DEPS b/DEPS
index a1bcef3..00b3b13 100644
--- a/DEPS
+++ b/DEPS
@@ -2,7 +2,7 @@
 
 vars = {
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': '61ca532fcf0bf78f43f73546aa05f0b32c98d312',
+  'chromium_revision': '3487934d88718632ebc50263fc7d6b9b3c5c7f60',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
@@ -40,7 +40,7 @@
   'src/base':
     Var('chromium_git') + '/chromium/src/base' + '@' + '8bf936c2205b1d183861cb25b8efc771baa3252b',
   'src/build':
-    Var('chromium_git') + '/chromium/src/build' + '@' + '0d29448d5b612d8937a0c78f560d67e024848390',
+    Var('chromium_git') + '/chromium/src/build' + '@' + '3e5cfce8cf9eb4274e5e3f71ded1649bd5d5995a',
   'src/buildtools':
     Var('chromium_git') + '/chromium/buildtools.git' + '@' + 'a7cc7a3e21a061975b33dcdcd81a9716ba614c3c',
   'src/testing':
@@ -50,7 +50,7 @@
   'src/testing/gmock':
     Var('chromium_git') + '/external/googlemock.git' + '@' + '0421b6f358139f02e102c9c332ce19a33faf75be', # from svn revision 566
   'src/third_party':
-    Var('chromium_git') + '/chromium/src/third_party' + '@' + '84236e592cdd33607a420456a9be6d4c1d4222ea',
+    Var('chromium_git') + '/chromium/src/third_party' + '@' + '113ea6564e4554789ab7f5f6b69fb54fe28cc52c',
   'src/third_party/boringssl/src':
    Var('boringssl_git') + '/boringssl.git' + '@' +  Var('boringssl_revision'),
   'src/third_party/catapult':