Call this function when the user completes the drag operation by dropping
the object onto the web view (after calling DragTargetDragEnter). The
object being dropped is |drag_data|, given as an argument to the previous
DragTargetDragEnter call. This function is only used when window rendering
is disabled.
Call this function when the user completes the drag operation by dropping the object onto the web view (after calling DragTargetDragEnter). The object being dropped is |drag_data|, given as an argument to the previous DragTargetDragEnter call. This function is only used when window rendering is disabled.