GitLab

Add web_ui_util::ChromeURLHostEquals and update some checks.
RIP kChromeUIAppLauncherURL (arv:r46266 - tfarina:r62866).
RIP kDefaultOptionsSubPage (zelidrag:r56816 - estade:r76329/r76490).
Remove unnecessary stdlib.h include and some extra spaces.

BUG=55771
TEST=None

Review URL: http://codereview.chromium.org/7049004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86673 0039d316-1c4b-4281-b951-d872f2087c98