Make CefBrowserHost::CloseDevTools behave like CefBrowserHost::Close was called on the DevTools browser (issue #1439).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1916 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
Linux: Fix compile error due to revision 1916 (issue #1440).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1917 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
Call OnTitleChange after navigation/reload even if the title has not changed (issue #1441).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1918 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
Update xmlhttprequest.html to use an async request since sync requests are now deprecated.

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1922 5089003a-bbd8-11dd-ad1f-f1f9622dbc98