Compiz's interaction with top-level windows confuses GTK.
Compiz's interaction with top-level windows confuses GTK.

Set the new window to be override-redirect.  This makes the window invisible for the window manager, which makes all reparenting operations safe.

BUG=80017
TEST=Ctrl-Shift-I with and without compiz, tear off tabs with 3D CSS or WebGL


Review URL: http://codereview.chromium.org/6903111

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@83698 0039d316-1c4b-4281-b951-d872f2087c98

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