diff --git a/content/svg/content/src/nsSVGFilterElement.cpp b/content/svg/content/src/nsSVGFilterElement.cpp
index 0c4c371741c8..542b3c94b688 100644
--- a/content/svg/content/src/nsSVGFilterElement.cpp
+++ b/content/svg/content/src/nsSVGFilterElement.cpp
@@ -241,36 +241,3 @@ nsSVGFilterElement::GetStringInfo()
   return StringAttributesInfo(mStringAttributes, sStringInfo,
                               NS_ARRAY_LENGTH(sStringInfo));
 }
-
-inline static void DidAnimateAttr(nsSVGFilterElement *aFilterElement)
-{
-  // nsSVGFilterFrame doesn't implement a useful AttributeChanged
-  nsIFrame* frame = aFilterElement->GetPrimaryFrame();
-  if (frame) {
-    nsSVGEffects::InvalidateRenderingObservers(frame);
-  }
-}
-
-void
-nsSVGFilterElement::DidAnimateLength(PRUint8 aAttrEnum)
-{
-  DidAnimateAttr(this);
-}
-
-void
-nsSVGFilterElement::DidAnimateIntegerPair(PRUint8 aAttrEnum)
-{
-  DidAnimateAttr(this);
-}
-
-void
-nsSVGFilterElement::DidAnimateEnum(PRUint8 aAttrEnum)
-{
-  DidAnimateAttr(this);
-}
-
-void
-nsSVGFilterElement::DidAnimateString(PRUint8 aAttrEnum)
-{
-  DidAnimateAttr(this);
-}
diff --git a/content/svg/content/src/nsSVGFilterElement.h b/content/svg/content/src/nsSVGFilterElement.h
index cf230accdb00..2bf4b1e68ceb 100644
--- a/content/svg/content/src/nsSVGFilterElement.h
+++ b/content/svg/content/src/nsSVGFilterElement.h
@@ -88,11 +88,6 @@ protected:
   virtual EnumAttributesInfo GetEnumInfo();
   virtual StringAttributesInfo GetStringInfo();
 
-  virtual void DidAnimateLength(PRUint8 aAttrEnum);
-  virtual void DidAnimateIntegerPair(PRUint8 aAttrEnum);
-  virtual void DidAnimateEnum(PRUint8 aAttrEnum);
-  virtual void DidAnimateString(PRUint8 aAttrEnum);
-
   enum { X, Y, WIDTH, HEIGHT };
   nsSVGLength2 mLengthAttributes[4];
   static LengthInfo sLengthInfo[4];
diff --git a/layout/svg/base/src/nsSVGFilterFrame.cpp b/layout/svg/base/src/nsSVGFilterFrame.cpp
index 7e3865123242..b29eb3fbe3b4 100644
--- a/layout/svg/base/src/nsSVGFilterFrame.cpp
+++ b/layout/svg/base/src/nsSVGFilterFrame.cpp
@@ -38,6 +38,7 @@
 #include "nsIDocument.h"
 #include "nsSVGOuterSVGFrame.h"
 #include "nsGkAtoms.h"
+#include "nsSVGEffects.h"
 #include "nsSVGUtils.h"
 #include "nsSVGFilterElement.h"
 #include "nsSVGFilters.h"
@@ -227,6 +228,27 @@ nsAutoFilterInstance::~nsAutoFilterInstance()
 {
 }
 
+NS_IMETHODIMP
+nsSVGFilterFrame::AttributeChanged(PRInt32  aNameSpaceID,
+                                   nsIAtom* aAttribute,
+                                   PRInt32  aModType)
+{
+  if ((aNameSpaceID == kNameSpaceID_None &&
+       (aAttribute == nsGkAtoms::x ||
+        aAttribute == nsGkAtoms::y ||
+        aAttribute == nsGkAtoms::width ||
+        aAttribute == nsGkAtoms::height ||
+        aAttribute == nsGkAtoms::filterRes ||
+        aAttribute == nsGkAtoms::filterUnits ||
+        aAttribute == nsGkAtoms::primitiveUnits)) ||
+       (aNameSpaceID == kNameSpaceID_XLink &&
+        aAttribute == nsGkAtoms::href)) {
+    nsSVGEffects::InvalidateRenderingObservers(this);
+  }
+  return nsSVGFilterFrameBase::AttributeChanged(aNameSpaceID,
+                                                aAttribute, aModType);
+}
+
 nsresult
 nsSVGFilterFrame::FilterPaint(nsSVGRenderState *aContext,
                               nsIFrame *aTarget,
diff --git a/layout/svg/base/src/nsSVGFilterFrame.h b/layout/svg/base/src/nsSVGFilterFrame.h
index 2dcf93008049..bfc17a46e916 100644
--- a/layout/svg/base/src/nsSVGFilterFrame.h
+++ b/layout/svg/base/src/nsSVGFilterFrame.h
@@ -54,6 +54,10 @@ protected:
 public:
   NS_DECL_FRAMEARENA_HELPERS
 
+  NS_IMETHOD AttributeChanged(PRInt32         aNameSpaceID,
+                              nsIAtom*        aAttribute,
+                              PRInt32         aModType);
+
   nsresult FilterPaint(nsSVGRenderState *aContext,
                        nsIFrame *aTarget, nsSVGFilterPaintCallback *aPaintCallback,
                        const nsIntRect* aDirtyRect);