Roll chromium_revision a507c0434d..d30df39502 (513103:513108)

Change log: https://chromium.googlesource.com/chromium/src/+log/a507c0434d..d30df39502
Full diff: https://chromium.googlesource.com/chromium/src/+/a507c0434d..d30df39502

No dependencies changed.
No update to Clang.

TBR=buildbot@webrtc.org,
BUG=None
CQ_INCLUDE_TRYBOTS=master.internal.tryserver.corp.webrtc:linux_internal

Change-Id: Ida0834c9e36532062a72fd7b84e17525d8868711
Reviewed-on: https://webrtc-review.googlesource.com/17860
Reviewed-by: WebRTC Buildbot <buildbot@webrtc.org>
Commit-Queue: WebRTC Buildbot <buildbot@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20529}
diff --git a/DEPS b/DEPS
index fd36982..f237e38 100644
--- a/DEPS
+++ b/DEPS
@@ -7,7 +7,7 @@
   'checkout_configuration': 'default',
   'checkout_instrumented_libraries': 'checkout_linux and checkout_configuration == "default"',
   'webrtc_git': 'https://webrtc.googlesource.com',
-  'chromium_revision': 'a507c0434dff8f56698202494ffa46a3d434971a',
+  'chromium_revision': 'd30df3950287b6b49ffefccc76fb832f37a710c5',
   'boringssl_git': 'https://boringssl.googlesource.com',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client