Code:    static aura::Window* OpenTestWindow(aura::Window* parent, bool modal) {
    DCHECK(!modal || (modal && parent));
     views::Widget* widget =
         views::Widget::CreateWindowWithParent(new TestWindow(modal), parent);
     widget->Show();
    return widget->GetNativeView();
  }

Vulnerability Type: DoS 
CWE ID: CWE-20
Summary: FFmpeg, as used in Google Chrome before 22.0.1229.79, does not properly handle OGG containers, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors, related to a *wild pointer* issue.
Commit Message: Removed requirement for ash::Window::transient_parent() presence for system modal dialogs.

BUG=130420
TEST=SystemModalContainerLayoutManagerTest.ModalTransientAndNonTransient

Review URL: https://chromiumcodereview.appspot.com/10514012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@140647 0039d316-1c4b-4281-b951-d872f2087c98