Add GetParser methods for the tag handlers

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73839 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/html/htmlpars.h

@@ -66,10 +66,16 @@ public:
 
     /**
         Assigns @a parser to this handler. Each @b instance of handler
-        is guaranteed to be called only from the parser.
+        is guaranteed to be called only from the one parser.
     */
     virtual void SetParser(wxHtmlParser* parser);
 
+    /**
+       Returns the parser associated with this tag handler.
+    */
+    virtual wxHtmlParser* GetParser() const;
+
+
 protected:
 
     /**