virtual bool IsOffTheRecord() OVERRIDE;
virtual const std::string& GetContentsMimeType() OVERRIDE;
virtual const GURL& GetLastCommittedURL() OVERRIDE;
virtual const GURL& GetActiveURL() OVERRIDE;
virtual const GURL& GetVisibleURL() OVERRIDE;
virtual bool HasCurrentPage() OVERRIDE;
virtual bool IsOffTheRecord() OVERRIDE;
virtual const std::string& GetContentsMimeType() OVERRIDE;
virtual const GURL& GetLastCommittedURL() OVERRIDE;
virtual const GURL& GetActiveURL() OVERRIDE;
virtual const GURL& GetVisibleURL() OVERRIDE;
virtual bool HasCurrentPage() OVERRIDE;