GetReferenceWindow 218 ash/wm/window_positioner.cc aura::Window* top_window = GetReferenceWindow(target, NULL, NULL); GetReferenceWindow 260 ash/wm/window_positioner.cc aura::Window* other_shown_window = GetReferenceWindow( GetReferenceWindow 298 ash/wm/window_positioner.cc aura::Window* other_shown_window = GetReferenceWindow(