Bug 113104 [hovering] Consider adapting AbstractInformationControl to new PopupDialog
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/JavaSourceViewerConfiguration.java
return null;
	}
	/*
	 * @see SourceViewerConfiguration#getTextHover(ISourceViewer, String)
	 */
	public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
		return getTextHover(sourceViewer, contentType, ITextViewerExtension2.DEFAULT_HOVER_STATE_MASK);
	}
	/*
	 * @see SourceViewerConfiguration#getConfiguredContentTypes(ISourceViewer)
	 */
	public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
		return new String[] {
			IDocument.DEFAULT_CONTENT_TYPE,
			IJavaPartitions.JAVA_DOC,
			IJavaPartitions.JAVA_MULTI_LINE_COMMENT,
			IJavaPartitions.JAVA_SINGLE_LINE_COMMENT,
			IJavaPartitions.JAVA_STRING,
			IJavaPartitions.JAVA_CHARACTER
		};
	}
	/*
	 * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getConfiguredDocumentPartitioning(org.eclipse.jface.text.source.ISourceViewer)
	 * @since 3.0
	 */
	public String getConfiguredDocumentPartitioning(ISourceViewer sourceViewer) {
		if (fDocumentPartitioning != null)
			return fDocumentPartitioning;
		return super.getConfiguredDocumentPartitioning(sourceViewer);
	}