Bug 60349 [implementation] reduce warnings due to core.runtime deprecations
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
repairRepresentation(redrawAll);			
			fActive= false;
		}
		public void install() {
			ISourceViewer sourceViewer= getSourceViewer();
			if (sourceViewer == null)
				return;
				
			StyledText text= sourceViewer.getTextWidget();			
			if (text == null || text.isDisposed())
				return;
				
			updateColor(sourceViewer);
			sourceViewer.addTextInputListener(this);
			
			IDocument document= sourceViewer.getDocument();
			if (document != null)
				document.addDocumentListener(this);			
			text.addKeyListener(this);
			text.addMouseListener(this);
			text.addMouseMoveListener(this);
			text.addFocusListener(this);
			text.addPaintListener(this);
			
			((ITextViewerExtension4)sourceViewer).addTextPresentationListener(this);
			
			updateKeyModifierMask();
			
			IPreferenceStore preferenceStore= getPreferenceStore();
			preferenceStore.addPropertyChangeListener(this);