GitLab

Also add regular expressions support to net::FakeURLFetcherFactory.

BUG=245075
TEST=none

Review URL: https://codereview.chromium.org/294903005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@272664 0039d316-1c4b-4281-b951-d872f2087c98