Update third_party/devtools-frontend 879d97b05d..ecbd8964b9

https://chromium.googlesource.com/devtools/devtools-frontend/+log/879d97b05d..ecbd8964b9

TBR=sigurds@chromium.org

Change-Id: Ia5c6dbd17ca8f3d2c86770d87823bd32aa5e48c6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1901071Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Yang Guo <yangguo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#712974}

DEPS

@@ -243,7 +243,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling devtools-frontend
   # and whatever else without interference from each other.
-  'devtools_frontend_revision': '879d97b05dfe9f26ede820b0296b125d4a68e5ff',
+  'devtools_frontend_revision': 'ecbd8964b9376b874bf2e32ef1efa2ceffa4a527',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libprotobuf-mutator
   # and whatever else without interference from each other.