Roll chromium_revision d3aa9b1..626eecf (362950:363027)

Change log: https://chromium.googlesource.com/chromium/src/+log/d3aa9b1..626eecf
Full diff: https://chromium.googlesource.com/chromium/src/+/d3aa9b1..626eecf

Changed dependencies:
* src/tools/swarming_client: https://chromium.googlesource.com/external/swarming.client.git/+log/df99a00..9cdd761
DEPS diff: https://chromium.googlesource.com/chromium/src/+/d3aa9b1..626eecf/DEPS

No update to Clang.

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

Review URL: https://codereview.webrtc.org/1491103005

Cr-Commit-Position: refs/heads/master@{#10893}
diff --git a/DEPS b/DEPS
index df0b62f..a17971a 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': 'd3aa9b15149a53d2b4f72c0a9c6d7e71fdd615de',
+  'chromium_revision': '626eecf82054e5c47bfa987a5622918d56557cbc',
 }
 
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than