Bug 315281 update copyrights for 3.6
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ExtendedMarkersView.java
* @see org.eclipse.ui.part.WorkbenchPart#dispose()
	 */
	public void dispose() {
		builder.cancelUpdate();
		cancelQueuedUpdates();
		
		builder.dispose();
		generator.dispose();
		if (instanceCount > 1)
			instanceCount--;
		if (clipboard != null)
			clipboard.dispose();
		/*
		 * IDEWorkbenchPlugin.getDefault().getPreferenceStore()
		 * .removePropertyChangeListener(preferenceListener);
		 */
		getSite().getPage().removePostSelectionListener(pageSelectionListener);
		getSite().getPage().removePartListener(partListener);
		super.dispose();
	}
	/**
	 * Return all of the marker items in the receiver that are concrete.
	 * 
	 * @return MarkerSupportItem[]
	 */
	MarkerSupportItem[] getAllConcreteItems() {
		MarkerSupportItem[] elements =getActiveViewerInputClone().getElements();
		Collection allMarkers = new ArrayList();
		for (int i = 0; i < elements.length; i++) {
			addAllConcreteItems(elements[i], allMarkers);