Bug 263984 javadoc warning in N200902052000 for org.eclipse.ui.navigator
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonDropAdapterAssistant.java
*            The selection dragged from the viewer.
	 * @param aDropTarget
	 *            The target of the drop operation.
	 * 
	 * @return OK if the plugin transfer can be handled by this assistant.
	 */
	public IStatus validatePluginTransferDrop(
			IStructuredSelection aDragSelection, Object aDropTarget) {
		return Status.CANCEL_STATUS;
	}
	/**
	 * Handle the drop operation for the target viewer.
	 * <p>
	 * The default behavior of this method is to return <b>Status.CANCEL_STATUS</b>.
	 * </p>
	 * 
	 * @param aDragSelection
	 *            The selection dragged from the viewer.
	 * @param aDropTarget
	 *            The target of the drop operation.
	 * 
	 * @return OK if the drop operation succeeded.
	 */
	public IStatus handlePluginTransferDrop(
			IStructuredSelection aDragSelection, Object aDropTarget) {
		return Status.CANCEL_STATUS;
	}
	/**
	 * 
	 * @return The associated content service.