diff --git a/mozilla/layout/generic/nsPlaceholderFrame.cpp b/mozilla/layout/generic/nsPlaceholderFrame.cpp
index 2de6a671721..ac3f10acb74 100644
--- a/mozilla/layout/generic/nsPlaceholderFrame.cpp
+++ b/mozilla/layout/generic/nsPlaceholderFrame.cpp
@@ -54,22 +54,6 @@ nsPlaceholderFrame::~nsPlaceholderFrame()
 {
 }
 
-// XXX Major hack...
-NS_IMETHODIMP
-nsPlaceholderFrame::DidReflow(nsIPresContext& aPresContext, nsDidReflowStatus aStatus)
-{
-  // XXX Floated frames aren't being returned by block's FirstChild() member function
-  // so make sure they get a DidReflow notification
-  if (nsnull != mAnchoredItem) {
-    nsIHTMLReflow*  htmlReflow;
-    if (NS_SUCCEEDED(mAnchoredItem->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow))) {
-      htmlReflow->DidReflow(aPresContext, aStatus);
-    }
-  }
-
-  return nsFrame::DidReflow(aPresContext, aStatus);
-}
-
 NS_IMETHODIMP
 nsPlaceholderFrame::Reflow(nsIPresContext&          aPresContext,
                            nsHTMLReflowMetrics&     aDesiredSize,
diff --git a/mozilla/layout/generic/nsPlaceholderFrame.h b/mozilla/layout/generic/nsPlaceholderFrame.h
index c1ff437d07f..884ce6dc4d5 100644
--- a/mozilla/layout/generic/nsPlaceholderFrame.h
+++ b/mozilla/layout/generic/nsPlaceholderFrame.h
@@ -48,9 +48,6 @@ public:
                     nsReflowStatus& aStatus);
 
   // nsIFrame overrides
-  NS_IMETHOD  DidReflow(nsIPresContext&   aPresContext,
-                        nsDidReflowStatus aStatus);
-
   NS_IMETHOD Paint(nsIPresContext& aPresContext,
                    nsIRenderingContext& aRenderingContext,
                    const nsRect& aDirtyRect);
diff --git a/mozilla/layout/html/base/src/nsPlaceholderFrame.cpp b/mozilla/layout/html/base/src/nsPlaceholderFrame.cpp
index 2de6a671721..ac3f10acb74 100644
--- a/mozilla/layout/html/base/src/nsPlaceholderFrame.cpp
+++ b/mozilla/layout/html/base/src/nsPlaceholderFrame.cpp
@@ -54,22 +54,6 @@ nsPlaceholderFrame::~nsPlaceholderFrame()
 {
 }
 
-// XXX Major hack...
-NS_IMETHODIMP
-nsPlaceholderFrame::DidReflow(nsIPresContext& aPresContext, nsDidReflowStatus aStatus)
-{
-  // XXX Floated frames aren't being returned by block's FirstChild() member function
-  // so make sure they get a DidReflow notification
-  if (nsnull != mAnchoredItem) {
-    nsIHTMLReflow*  htmlReflow;
-    if (NS_SUCCEEDED(mAnchoredItem->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow))) {
-      htmlReflow->DidReflow(aPresContext, aStatus);
-    }
-  }
-
-  return nsFrame::DidReflow(aPresContext, aStatus);
-}
-
 NS_IMETHODIMP
 nsPlaceholderFrame::Reflow(nsIPresContext&          aPresContext,
                            nsHTMLReflowMetrics&     aDesiredSize,
diff --git a/mozilla/layout/html/base/src/nsPlaceholderFrame.h b/mozilla/layout/html/base/src/nsPlaceholderFrame.h
index c1ff437d07f..884ce6dc4d5 100644
--- a/mozilla/layout/html/base/src/nsPlaceholderFrame.h
+++ b/mozilla/layout/html/base/src/nsPlaceholderFrame.h
@@ -48,9 +48,6 @@ public:
                     nsReflowStatus& aStatus);
 
   // nsIFrame overrides
-  NS_IMETHOD  DidReflow(nsIPresContext&   aPresContext,
-                        nsDidReflowStatus aStatus);
-
   NS_IMETHOD Paint(nsIPresContext& aPresContext,
                    nsIRenderingContext& aRenderingContext,
                    const nsRect& aDirtyRect);