Fix for 62301. r=hewitt, sr=ben

content/xul/content/src/nsXULElement.cpp

@@ -1158,6 +1158,8 @@ nsXULElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
         // We've faulted: create another heavyweight, and then copy
         // stuff by hand.
         rv = nsXULElement::Create(mSlots->mNodeInfo, getter_AddRefs(result));
+        result->SetDocument(mDocument, PR_TRUE, PR_TRUE);
+
         if (NS_FAILED(rv)) return rv;
 
         // Copy namespace stuff.

layout/base/nsCSSFrameConstructor.cpp

@@ -7517,6 +7517,9 @@ nsCSSFrameConstructor::ConstructFrameInternal( nsIPresShell*            aPresShe
                                                nsFrameItems&            aFrameItems,
                                                PRBool                   aXBLBaseTag)
 {
+	if (aTag == nsXULAtoms::menulist) {
+		printf("moo!");
+	}
   // The following code allows the user to specify the base tag
   // of a XUL object using XBL.  XUL objects (like boxes, menus, etc.)
   // can then be extended arbitrarily.
@@ -8291,6 +8294,9 @@ nsCSSFrameConstructor::ContentAppended(nsIPresContext* aPresContext,
         temp->GetParent(*getter_AddRefs(content));
       }
 
+	    if (!content)
+		    return NS_OK;
+
       nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
       if (outerFrame) {
         // We found it.  Get the primary frame.
@@ -8698,6 +8704,9 @@ nsCSSFrameConstructor::ContentInserted(nsIPresContext* aPresContext,
         temp->GetParent(*getter_AddRefs(content));
       }
 
+      if (!content)
+		    return NS_OK;
+
       nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
       if (outerFrame) {
         // We found it.  Get the primary frame.
@@ -9398,6 +9407,9 @@ nsCSSFrameConstructor::ContentRemoved(nsIPresContext* aPresContext,
           temp->GetParent(*getter_AddRefs(content));
         }
 
+        if (!content)
+		      return NS_OK;
+
         nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
         if (outerFrame) {
           // We found it.  Get the primary frame.

layout/html/style/src/nsCSSFrameConstructor.cpp

@@ -7517,6 +7517,9 @@ nsCSSFrameConstructor::ConstructFrameInternal( nsIPresShell*            aPresShe
                                                nsFrameItems&            aFrameItems,
                                                PRBool                   aXBLBaseTag)
 {
+	if (aTag == nsXULAtoms::menulist) {
+		printf("moo!");
+	}
   // The following code allows the user to specify the base tag
   // of a XUL object using XBL.  XUL objects (like boxes, menus, etc.)
   // can then be extended arbitrarily.
@@ -8291,6 +8294,9 @@ nsCSSFrameConstructor::ContentAppended(nsIPresContext* aPresContext,
         temp->GetParent(*getter_AddRefs(content));
       }
 
+	    if (!content)
+		    return NS_OK;
+
       nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
       if (outerFrame) {
         // We found it.  Get the primary frame.
@@ -8698,6 +8704,9 @@ nsCSSFrameConstructor::ContentInserted(nsIPresContext* aPresContext,
         temp->GetParent(*getter_AddRefs(content));
       }
 
+      if (!content)
+		    return NS_OK;
+
       nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
       if (outerFrame) {
         // We found it.  Get the primary frame.
@@ -9398,6 +9407,9 @@ nsCSSFrameConstructor::ContentRemoved(nsIPresContext* aPresContext,
           temp->GetParent(*getter_AddRefs(content));
         }
 
+        if (!content)
+		      return NS_OK;
+
         nsIFrame* outerFrame = GetFrameFor(shell, aPresContext, content);
         if (outerFrame) {
           // We found it.  Get the primary frame.

rdf/content/src/nsXULElement.cpp

@@ -1158,6 +1158,8 @@ nsXULElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn)
         // We've faulted: create another heavyweight, and then copy
         // stuff by hand.
         rv = nsXULElement::Create(mSlots->mNodeInfo, getter_AddRefs(result));
+        result->SetDocument(mDocument, PR_TRUE, PR_TRUE);
+
         if (NS_FAILED(rv)) return rv;
 
         // Copy namespace stuff.