GitLab

Cleaned up a couple of spaces and also make sure the local storage
mechanism handles first time visits by checking for null instead of 'undefined'
since localStorage.getItem(key) returns null when it cannot find the key[1]. 

[1]http://www.w3.org/TR/webstorage/#dom-storage-getitem

BUG=NONE
TEST=Manual, setup P2P call
NOTRY=TRUE

Review URL: https://codereview.chromium.org/384353002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282939 0039d316-1c4b-4281-b951-d872f2087c98