Bug 64129 Highlight method exit points fail
When the return type is primitive like int or void, this function works well. But if the return type is a class, like Vector, my Eclipse 3M9 just highlights all the occurrences of "Vector" in the file. This function should be smarter.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
* @see org.eclipse.jdt.internal.ui.viewsupport.IViewPartInputProvider#getViewPartInput()
	 */
	public Object getViewPartInput() {
		return getEditorInput().getAdapter(IJavaElement.class);
	}
	
	/*
	 * @see org.eclipse.ui.texteditor.AbstractTextEditor#doSetSelection(ISelection)
	 */
	protected void doSetSelection(ISelection selection) {
		super.doSetSelection(selection);
		synchronizeOutlinePageSelection();
	}
	
	boolean isFoldingEnabled() {
		return JavaPlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_FOLDING_ENABLED);
	}
	/*
	 * @see org.eclipse.ui.IWorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	 */
	public void createPartControl(Composite parent) {
		super.createPartControl(parent);
		ProjectionViewer projectionViewer= (ProjectionViewer) getSourceViewer();
		
		fProjectionSupport= new ProjectionSupport(projectionViewer, getAnnotationAccess(), getSharedColors());
		fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.error"); 
		fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.warning"); 
		fProjectionSupport.setHoverControlCreator(new IInformationControlCreator() {
			public IInformationControl createInformationControl(Shell shell) {
				return new CustomSourceInformationControl(shell, IDocument.DEFAULT_CONTENT_TYPE);