Fixed typo in which there shouldn't be a space between "Angular" and "JS". (Actual brand name is "AngularJS")

Review URL: https://codereview.chromium.org/143893009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246366 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246366