Bug 5474 should not use tool tips for labels
To be consistent with other preference pages, the debug preference labels for step filtering (filter sythetic methods, etc), should not specify tool tips. Instead, the relevant information should just be in the label.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaDebugPreferencePage.java
comp.setLayout(layout);
		
		GridData gd= new GridData();
		gd.verticalAlignment = GridData.FILL;
		gd.horizontalAlignment = GridData.FILL;
		comp.setLayoutData(gd);
		
		
		Label label = new Label(comp, SWT.NONE);
		label.setText(labelText);
		gd = new GridData();
		gd.horizontalSpan = numColumns;
		label.setLayoutData(gd);
		return comp;
	}
	
	/**
	 * Create a vertical space to separate groups of controls.
	 */
	private void createSpace(Composite parent) {
		Label vfiller = new Label(parent, SWT.LEFT);
		GridData gridData = new GridData();
		gridData.horizontalAlignment = GridData.BEGINNING;
		gridData.grabExcessHorizontalSpace = false;
		gridData.verticalAlignment = GridData.CENTER;
		gridData.grabExcessVerticalSpace = false;
		vfiller.setLayoutData(gridData);
	}
	/**
	 * @see Listener#handleEvent(Event)