Bug 305200 [EditorMgmt] FileEditorMappingContentProvider could just be replaced by ArrayContentProvider
This class doesn't seem to be very useful.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/WizardExportPage.java
* @param resources the list of resources to ensure locality for
     * @return <code>true</code> for successful completion
     * @deprecated Only retained for backwards compatibility.
     */
    protected boolean ensureResourcesLocal(List resources) {
        return true;
    }
    /**
     * Returns a new subcollection containing only those resources which are not 
     * local.
     *
     * @param originalList the original list of resources (element type: 
     *   <code>IResource</code>)
     * @return the new list of non-local resources (element type: 
     *   <code>IResource</code>)
     */
    protected List extractNonLocalResources(List originalList) {
        Vector result = new Vector(originalList.size());
        Iterator resourcesEnum = originalList.iterator();
        while (resourcesEnum.hasNext()) {
            IResource currentResource = (IResource) resourcesEnum.next();
            if (!currentResource.isLocal(IResource.DEPTH_ZERO)) {
				result.addElement(currentResource);
			}
        }
        return result;
    }
    /**
     * Returns the current selection value of the "Export all types" radio,
     * or its set initial value if it does not exist yet.