mshtml: Added IDispatch ConnectionPoint.

dlls/mshtml/htmldoc.c

@@ -1795,6 +1795,7 @@ static void init_doc(HTMLDocument *doc, IUnknown *unk_impl, IDispatchEx *dispex)
     HTMLDocument_Hlink_Init(doc);
 
     ConnectionPointContainer_Init(&doc->cp_container, (IUnknown*)HTMLDOC(doc));
+    ConnectionPoint_Init(&doc->cp_dispatch, &doc->cp_container, &IID_IDispatch, NULL);
     ConnectionPoint_Init(&doc->cp_propnotif, &doc->cp_container, &IID_IPropertyNotifySink, NULL);
     ConnectionPoint_Init(&doc->cp_htmldocevents, &doc->cp_container, &DIID_HTMLDocumentEvents, &HTMLDocumentEvents_data);
     ConnectionPoint_Init(&doc->cp_htmldocevents2, &doc->cp_container, &DIID_HTMLDocumentEvents2, NULL);

dlls/mshtml/mshtml_private.h

@@ -340,6 +340,7 @@ struct HTMLDocument {
     ConnectionPoint cp_htmldocevents;
     ConnectionPoint cp_htmldocevents2;
     ConnectionPoint cp_propnotif;
+    ConnectionPoint cp_dispatch;
 
     IOleAdviseHolder *advise_holder;
 };

dlls/mshtml/tests/htmldoc.c

@@ -2953,6 +2953,7 @@ static void test_ConnectionPointContainer(IUnknown *unk)
     if(FAILED(hres))
         return;
 
+    test_ConnectionPoint(container, &IID_IDispatch);
     test_ConnectionPoint(container, &IID_IPropertyNotifySink);
     test_ConnectionPoint(container, &DIID_HTMLDocumentEvents);
     test_ConnectionPoint(container, &DIID_HTMLDocumentEvents2);