Roll chromium_revision a45c85a..f068d2f (362609:362762)

Change log: https://chromium.googlesource.com/chromium/src/+log/a45c85a..f068d2f
Full diff: https://chromium.googlesource.com/chromium/src/+/a45c85a..f068d2f

No dependencies changed.

TBR=pbos@webrtc.org
CQ_EXTRA_TRYBOTS=tryserver.webrtc:win_baremetal,mac_baremetal,linux_baremetal

Review URL: https://codereview.webrtc.org/1492083002

Cr-Commit-Position: refs/heads/master@{#10874}
diff --git a/DEPS b/DEPS
index bd7821f..46898ed 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': 'a45c85abd0b4ca9f93213b17bf4aba3c72adbf60',
+  'chromium_revision': 'f068d2f37dc52a40b1578b0b11b77ee914b98208',
 }
 
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than