Bug 177183 [Dialogs] PopupDialog should show the view menu on mouseDown
I20070306-1200 PopupDialog should show the view menu on mouseDown. Trivial fix follows.
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/PopupDialog.java
Tracker tracker = new Tracker(shell.getDisplay(), style);
		tracker.setStippled(true);
		Rectangle[] r = new Rectangle[] { shell.getBounds() };
		tracker.setRectangles(r);
		
		
		boolean oldListenToDeactivate = listenToDeactivate;
		listenToDeactivate = false;
		if (tracker.open()) {
			if (shell != null && !shell.isDisposed()) {
				shell.setBounds(tracker.getRectangles()[0]);
			}
		}
		listenToDeactivate = oldListenToDeactivate;
	}
	/**
	 * Show the dialog's menu. This message has no effect if the receiver was
	 * not configured to show a menu. Clients may call this method in order to
	 * trigger the menu via keystrokes or other gestures. Subclasses typically
	 * do not override method.
	 */
	protected void showDialogMenu() {
		if (!showDialogMenu) {
			return;
		}
		if (menuManager == null) {
			menuManager = new MenuManager();
			fillDialogMenu(menuManager);
		}