Bug 203838 [Markers] [Markers] clicking on column headers does not sort table
I20070918 Clicking on any of the column headers does not sort based on the relevant column.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/ExtendedMarkersView.java
* @return int
	 */
	private int getIntValue(String tag) {
		if (state.useDefaults())
			return 0;
		Integer intValue = state.getInteger(tag);
		return (intValue == null) ? 0 : intValue.intValue();
	}
	/**
	 * Return the selection listener for the page selection change.
	 * 
	 * @return ISelectionListener
	 */
	private ISelectionListener getPageSelectionListener() {
		return new ISelectionListener() {
			/**
			 * Get an ITaskListResourceAdapter for use by the default/
			 * 
			 * @return ITaskListResourceAdapter
			 */
			private ITaskListResourceAdapter getDefaultTaskListAdapter() {
				return new ITaskListResourceAdapter() {
					/*
					 * (non-Javadoc)
					 * 
					 * @see org.eclipse.ui.views.tasklist.ITaskListResourceAdapter#getAffectedResource(org.eclipse.core.runtime.IAdaptable)
					 */
					public IResource getAffectedResource(IAdaptable adaptable) {
						Object resource = adaptable.getAdapter(IResource.class);
						if (resource == null)