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
.align(SWT.FILL, SWT.CENTER).grab(true, false)
			.applyTo(titleAreaComposite);
		createTitleControl(titleAreaComposite);
		if (showDialogMenu) {
			createDialogMenu(titleAreaComposite);
		}
		return titleAreaComposite;
	}
	/**
	 * Creates the control to be used to represent the dialog's title text.
	 * Subclasses may override if a different control is desired for
	 * representing the title text, or if something different than the title
	 * should be displayed in location where the title text typically is shown.
	 * 
	 * <p>
	 * If this method is overridden, the returned control's layout data must be
	 * an instance of <code>GridData</code>. This method must not modify the
	 * parent's layout.
	 * 
	 * @param parent
	 *            The parent composite.
	 * @return The Control representing the title area.
	 */
	protected Control createTitleControl(Composite parent) {
		titleLabel = new Label(parent, SWT.NONE);
		GridDataFactory.fillDefaults()
			.align(SWT.FILL, SWT.CENTER)
			.grab(true, false)
			.span(showDialogMenu ? 1 : 2, 1)
			.applyTo(titleLabel);