Jacek Caban : mshtml: Don't share nslink reference with nsnode.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: a57d87d265380b92ac0ad2efd486ce3693ea0e3f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=a57d87d265380b92ac0ad2efd486ce3693ea0e3f

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Wed Sep 24 16:05:40 2014 +0200

mshtml: Don't share nslink reference with nsnode.

---

 dlls/mshtml/htmlinput.c |  1 -
 dlls/mshtml/htmllink.c  | 31 +++++++++++++++++++++++++++----
 2 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/dlls/mshtml/htmlinput.c b/dlls/mshtml/htmlinput.c
index d6567a0..62eff21 100644
--- a/dlls/mshtml/htmlinput.c
+++ b/dlls/mshtml/htmlinput.c
@@ -1255,7 +1255,6 @@ static HRESULT HTMLInputElementImpl_get_disabled(HTMLDOMNode *iface, VARIANT_BOO
     return IHTMLInputElement_get_disabled(&This->IHTMLInputElement_iface, p);
 }
 
-
 static void HTMLInputElement_traverse(HTMLDOMNode *iface, nsCycleCollectionTraversalCallback *cb)
 {
     HTMLInputElement *This = impl_from_HTMLDOMNode(iface);
diff --git a/dlls/mshtml/htmllink.c b/dlls/mshtml/htmllink.c
index e636872..39853e4 100644
--- a/dlls/mshtml/htmllink.c
+++ b/dlls/mshtml/htmllink.c
@@ -397,6 +397,25 @@ static HRESULT HTMLLinkElementImpl_get_disabled(HTMLDOMNode *iface, VARIANT_BOOL
     return IHTMLLinkElement_get_disabled(&This->IHTMLLinkElement_iface, p);
 }
 
+static void HTMLLinkElement_traverse(HTMLDOMNode *iface, nsCycleCollectionTraversalCallback *cb)
+{
+    HTMLLinkElement *This = impl_from_HTMLDOMNode(iface);
+
+    if(This->nslink)
+        note_cc_edge((nsISupports*)This->nslink, "This->nslink", cb);
+}
+
+static void HTMLLinkElement_unlink(HTMLDOMNode *iface)
+{
+    HTMLLinkElement *This = impl_from_HTMLDOMNode(iface);
+
+    if(This->nslink) {
+        nsIDOMHTMLLinkElement *nslink = This->nslink;
+
+        This->nslink = NULL;
+        nsIDOMHTMLLinkElement_Release(nslink);
+    }
+}
 static const NodeImplVtbl HTMLLinkElementImplVtbl = {
     HTMLLinkElement_QI,
     HTMLElement_destructor,
@@ -408,6 +427,13 @@ static const NodeImplVtbl HTMLLinkElementImplVtbl = {
     NULL,
     HTMLLinkElementImpl_put_disabled,
     HTMLLinkElementImpl_get_disabled,
+    NULL,
+    NULL,
+    NULL,
+    NULL,
+    NULL,
+    HTMLLinkElement_traverse,
+    HTMLLinkElement_unlink
 };
 
 static const tid_t HTMLLinkElement_iface_tids[] = {
@@ -437,10 +463,7 @@ HRESULT HTMLLinkElement_Create(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem,
     HTMLElement_Init(&ret->element, doc, nselem, &HTMLLinkElement_dispex);
 
     nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLLinkElement, (void**)&ret->nslink);
-
-    /* Share nslink reference with nsnode */
-    assert(nsres == NS_OK && (nsIDOMNode*)ret->nslink == ret->element.node.nsnode);
-    nsIDOMNode_Release(ret->element.node.nsnode);
+    assert(nsres == NS_OK);
 
     *elem = &ret->element;
     return S_OK;