Mozilla Bug 292257, https://bugzilla.mozilla.org/show_bug.cgi?id=292257
Mozilla crashes under some rare cases when plugin.default_plugin_disabled
is true. This patch fixes that. Backported by hansmi@gentoo.org.

--- 1/layout/html/base/src/nsObjectFrame.cpp	2005-05-15 00:40:19.000000000 +0200
+++ 2/layout/html/base/src/nsObjectFrame.cpp	2005-05-15 00:43:44.000000000 +0200
@@ -1720,7 +1720,7 @@
       break;
 
     nsHTMLContainerFrame::CreateViewForFrame(divFrame, this, PR_FALSE);
-    mFrames.AppendFrame(this, divFrame);
+    // mFrames.AppendFrame(this, divFrame);
 
     rv = NS_NewImageFrame(shell, &imgFrame);
     if (NS_FAILED(rv))
@@ -1756,6 +1756,9 @@
 
     if (textFrame)
       textFrame->Destroy(aPresContext);
+  } else {
+    // Creation of all our anonymous content succeeded.
+    mFrames.AppendFrame(this, divFrame);
   }
 
   nsCOMPtr<nsISupportsArray> array;