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/MarkerFilter.java
/**
	 * Returns whether the specified marker should be filter out or not.
	 * 
	 * @param marker
	 *            the marker to test
	 * @return true=the marker should not be filtered out false=the marker
	 *         should be filtered out
	 */
	private boolean selectBySelection(ConcreteMarker marker) {
		if (onResource == ON_ANY || marker == null)
			return true;
		if (focusResource == null)
			return true;
		IResource resource = marker.getResource();
		if (onResource == ON_WORKING_SET) {
			if (workingSet == null)
				return true;
			if (resource != null)
				return isEnclosed(resource);
		} else if (onResource == ON_ANY_IN_SAME_CONTAINER) {
			IProject project = resource.getProject();
			if (project == null) {
				return false;
			}
			for (int i = 0; i < focusResource.length; i++) {
				IProject selectedProject = focusResource[i].getProject();
				if (selectedProject == null) {
					continue;
				}
				if (project.equals(selectedProject))