Linkify chromium issues in builder status popups.
Linkify chromium issues in builder status popups.

Motivation: I was unable to link to chromium issues in builder statuses when I was the sheriff.

Staged at http://piraeus.cnc.corp.google.com:8084/console
Look at the builder status for Test-Win7-ShuttleA-HD2000-x86_64-Release


BUG=skia:3072

Review URL: https://codereview.chromium.org/678763006

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@292684 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build