Add missing observer_list unittest and singleton unittest is for all platforms.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@803 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 2ae5d34520287c2fcc2ffb32fddeae15db6b2c08
1 file changed
tree: db378fd9b4887797e9c04110764742ba1b67195a
  1. base/
  2. build/