- Change the way that application shutdown works in order to support JavaScript 'onbeforeunload' handling (issue #853). See comments in cef_life_span_handler.h for a detailed description of the new shutdown process.
- Fix a crash on Linux during window destruction (issue #681).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1149 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
Linux: Fix incorrect code comments (issue #853).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1150 5089003a-bbd8-11dd-ad1f-f1f9622dbc98