IWebShell now supports a single observer...

htmlparser/robot/nsDebugRobot.cpp

@@ -237,7 +237,8 @@ extern "C" NS_EXPORT int DebugRobot(
     }
     g_bReadyForNextUrl = PR_FALSE;
     if (ww) {
-      ww->LoadURL(url->GetSpec(), pl);/* XXX hook up stream listener here! */
+      ww->SetObserver(pl);
+      ww->LoadURL(url->GetSpec());/* XXX hook up stream listener here! */
       while (!g_bReadyForNextUrl) {
          if (yieldProc != NULL)
             (*yieldProc)(url->GetSpec());

layout/html/document/src/nsHTMLFrame.cpp

@@ -521,6 +521,7 @@ nsHTMLFrameInnerFrame::CreateWebShell(nsIPresContext& aPresContext,
   NS_RELEASE(content);
   NS_RELEASE(widget);
 
+  mWebShell->SetObserver(mTempObserver);
   mWebShell->Show();
 
   return NS_OK;
@@ -555,7 +556,6 @@ nsHTMLFrameInnerFrame::Reflow(nsIPresContext&      aPresContext,
       TempMakeAbsURL(content, url, absURL);
 
       rv = mWebShell->LoadURL(absURL,          // URL string
-                              mTempObserver,   // Observer
                               nsnull);         // Post Data
     }
     NS_RELEASE(content);

parser/htmlparser/robot/nsDebugRobot.cpp

@@ -237,7 +237,8 @@ extern "C" NS_EXPORT int DebugRobot(
     }
     g_bReadyForNextUrl = PR_FALSE;
     if (ww) {
-      ww->LoadURL(url->GetSpec(), pl);/* XXX hook up stream listener here! */
+      ww->SetObserver(pl);
+      ww->LoadURL(url->GetSpec());/* XXX hook up stream listener here! */
       while (!g_bReadyForNextUrl) {
          if (yieldProc != NULL)
             (*yieldProc)(url->GetSpec());