Bug 113104 [hovering] Consider adapting AbstractInformationControl to new PopupDialog
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/AbstractInformationControl.java
*/
	public boolean restoresSize() {
		return !getDialogSettings().getBoolean(STORE_DISABLE_RESTORE_SIZE);
	}
	/*
	 * @see org.eclipse.jface.text.IInformationControlExtension3#computeTrim()
	 */
	public Rectangle computeTrim() {
		if (fTrim != null)
			return fTrim;
		return new Rectangle(0, 0, 0, 0);
	}
	/**
	 * {@inheritDoc}
	 */
	public void setLocation(Point location) {
		fTrim= fShell.computeTrim(0, 0, 0, 0);
		Point compositeLocation= fComposite.getLocation();
		location.x += fTrim.x - compositeLocation.x;
		location.y += fTrim.y - compositeLocation.y;
		fShell.setLocation(location);
	}
	/**
	 * {@inheritDoc}
	 */
	public void setSize(int width, int height) {
		fShell.setSize(width, height);
	}
	/**
	 * {@inheritDoc}