Update DevTools DEPS.

Rolling build: https://chromium.googlesource.com/chromium/src/build/+log/d34dbf0..8ada491

TBR=machenbach@chromium.org,liviurau@chromium.org

Change-Id: Ibfd31009532758b64e6f14941954e5ae9852d06f
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2043996
Reviewed-by: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 20910bd..4ad3ceb 100644
--- a/DEPS
+++ b/DEPS
@@ -4,7 +4,7 @@
 
 vars = {
   'build_url': 'https://chromium.googlesource.com/chromium/src/build.git',
-  'build_revision': 'd34dbf0b1288ccda2106e20b334c4e09d7c573b3',
+  'build_revision': '8ada491a96796cc74fcec44696c55b1f3da3b7f3',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
   'buildtools_revision': 'afc5b798c72905e85f9991152be878714c579958',