Fix build_url for Linux Builders.
Fix build_url for Linux Builders.

BUG=24807002

Review URL: https://codereview.chromium.org/26458005

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@228054 0039d316-1c4b-4281-b951-d872f2087c98

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