Bug 110998 [Problems] Remove the working set selection and switch to using global working sets
M2 We need to remove the working sets option in the filter and switch to using the current list of working sets. We should move this to a preference that says only "Use Working Sets"
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
*/
	public void setSelection(IStructuredSelection structuredSelection,
			boolean reveal) {
		TreeViewer viewer = getViewer();
		List newSelection = new ArrayList(structuredSelection.size());
		for (Iterator i = structuredSelection.iterator(); i.hasNext();) {
			Object next = i.next();
			if (next instanceof IMarker) {
				ConcreteMarker marker = getCurrentMarkers().getMarker(
						(IMarker) next);
				if (marker != null) {
					newSelection.add(marker);
				}
			}
		}
		if (viewer != null)
			viewer.setSelection(new StructuredSelection(newSelection), reveal);
	}
	protected MarkerList getVisibleMarkers() {
		return getCurrentMarkers();
	}
	/**
	 * Returns the total number of markers. Should not be called while the
	 * marker list is still updating.
	 * 
	 * @return the total number of markers in the workspace (including
	 *         everything that doesn't pass the filters)
	 */
	int getTotalMarkers() {