cef_browser_host_t.drag_source_ended_at

cef render handler t

:StartDragging call has ended either in a drop or by being cancelled. |x| and |y| are mouse coordinates relative to the upper- left corner of the view. If the web view is both the drag source and the drag target then all DragTarget* functions should be called before DragSource* mthods. This function is only used when window rendering is disabled.