diff --git a/mozilla/layout/base/nsCSSFrameConstructor.cpp b/mozilla/layout/base/nsCSSFrameConstructor.cpp
index 862762e7953..30235242c2f 100644
--- a/mozilla/layout/base/nsCSSFrameConstructor.cpp
+++ b/mozilla/layout/base/nsCSSFrameConstructor.cpp
@@ -4358,6 +4358,7 @@ nsCSSFrameConstructor::ConstructDocElementFrame(nsFrameConstructorState& aState,
 #endif
 
   nsIFrame* contentFrame = nsnull;
+  PRBool canHaveGeneratedContent = PR_TRUE;
   PRBool isBlockFrame = PR_FALSE;
   nsresult rv;
 
@@ -4390,6 +4391,7 @@ nsCSSFrameConstructor::ConstructDocElementFrame(nsFrameConstructorState& aState,
     if (aDocElement->GetNameSpaceID() == kNameSpaceID_SVG) {
       if (aDocElement->Tag() == nsGkAtoms::svg && NS_SVGEnabled()) {
         contentFrame = NS_NewSVGOuterSVGFrame(mPresShell, aDocElement, styleContext);
+        canHaveGeneratedContent = PR_FALSE;
       } else {
         return NS_ERROR_FAILURE;
       }
@@ -4440,8 +4442,8 @@ nsCSSFrameConstructor::ConstructDocElementFrame(nsFrameConstructorState& aState,
     // never constructed before the popupset.
     CreateAnonymousFrames(nsnull, aState, aDocElement, contentFrame,
                           PR_FALSE, childItems, PR_TRUE);
-    ProcessChildren(aState, aDocElement, contentFrame, PR_TRUE, childItems,
-                    isBlockFrame);
+    ProcessChildren(aState, aDocElement, contentFrame, canHaveGeneratedContent,
+                    childItems, isBlockFrame);
 
     // Set the initial child lists
     contentFrame->SetInitialChildList(nsnull, childItems.childList);