Bug 90528 Editor icon does not show problem decoration for second instance
3.1 M6 - open a .java file that has errors or warnings - the editor tab icon has the problem decoration - Window > New Window - open the same file in the new window - the editor tab icon is missing the problem decoration
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/CompilationUnitEditor.java
return;
		
		addReconcileListener(fOverrideIndicatorManager);
	}
	
	/*
	 * @see org.eclipse.jdt.internal.ui.javaeditor.JavaEditor#uninstallOverrideIndicator()
	 * @since 3.0
	 */
	protected void uninstallOverrideIndicator() {
		if (fOverrideIndicatorManager != null)
			removeReconcileListener(fOverrideIndicatorManager);
		super.uninstallOverrideIndicator();
	}
	/**
	 * Configures the toggle comment action
	 * 
	 * @since 3.0
	 */
	private void configureToggleCommentAction() {
		IAction action= getAction("ToggleComment"); 
		if (action instanceof ToggleCommentAction) {
			ISourceViewer sourceViewer= getSourceViewer();
			SourceViewerConfiguration configuration= getSourceViewerConfiguration();
			((ToggleCommentAction)action).configure(sourceViewer, configuration);
		}
	}
	private void configureTabConverter() {
		if (fTabConverter != null) {
			IDocumentProvider provider= getDocumentProvider();