Bug 81083 [preferences] Mark Occurences enablement not adhered to
I200412142000 - open preference page with Mark Occurences preferences - enable Mark Occurences - Apply - Restore Defaults - OK -> toolbar shows Mark Occurences as 'enabled', editor marks occurences -> on preference page the preference is disabled
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
if (getSourceViewer() instanceof JavaSourceViewer) {
			JavaSourceViewer viewer= (JavaSourceViewer)getSourceViewer();
			if (viewer.getReconciler() == null) {
				IReconciler reconciler= getSourceViewerConfiguration().getReconciler(viewer);
				if (reconciler != null) {
					reconciler.install(viewer);
					viewer.setReconciler(reconciler);
				}
			}
		}
		
		if (fEncodingSupport != null)
			fEncodingSupport.reset();
		
		setOutlinePageInput(fOutlinePage, input);
				
		if (fProjectionModelUpdater != null)
			fProjectionModelUpdater.initialize();
		
		if (isShowingOverrideIndicators())
			installOverrideIndicator(false);
	}
	/*
	 * @see org.eclipse.ui.texteditor.AbstractTextEditor#setPreferenceStore(org.eclipse.jface.preference.IPreferenceStore)
	 * @since 3.0
	 */
	protected void setPreferenceStore(IPreferenceStore store) {
		super.setPreferenceStore(store);
		if (getSourceViewerConfiguration() instanceof JavaSourceViewerConfiguration) {
			JavaTextTools textTools= JavaPlugin.getDefault().getJavaTextTools();