Roll chromium_revision 5109f35..c4d86a0 (353030:353209)

Change log: https://chromium.googlesource.com/chromium/src/+log/5109f35..c4d86a0
Full diff: https://chromium.googlesource.com/chromium/src/+/5109f35..c4d86a0

No dependencies changed.
No update to Clang.

TBR=
CQ_EXTRA_TRYBOTS=tryserver.webrtc:win_baremetal,mac_baremetal,linux_baremetal

Review URL: https://codereview.webrtc.org/1400763002

Cr-Commit-Position: refs/heads/master@{#10232}
diff --git a/DEPS b/DEPS
index 3c88eae..4de3cac 100644
--- a/DEPS
+++ b/DEPS
@@ -6,7 +6,7 @@
 vars = {
   'extra_gyp_flag': '-Dextra_gyp_flag=0',
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': '5109f35cea315c3c1f0eaec6d47299a13e0cd2bd',
+  'chromium_revision': 'c4d86a066cec53512e9c9e288d9139ec35c3c0a7',
 }
 
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than