Eliminate usage of content url constants in Autofill core code.

Instead, hardcode the HTTPS scheme (as is done in e.g. //net).

BUG=303006

Review URL: https://codereview.chromium.org/25533005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228325 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228325
Adjust Settings UI for Chrome Now's Geolocation Source

BUG=164227

Review URL: https://codereview.chromium.org/26315007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228326 0039d316-1c4b-4281-b951-d872f2087c98
Move selector window to back after showing.

BUG=303873
TEST=Close all windows, press Ctrl+N three times, Ctrl+M twice, begin alt-tabbing, selector should be behind all windows.

Review URL: https://codereview.chromium.org/26358013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@228327 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 228326
SVN changes up to revision 228327