diff --git a/gfx/idl/nsIScriptableRegion.idl b/gfx/idl/nsIScriptableRegion.idl
index ba1bcc34c916..3033b3b4ee8d 100644
--- a/gfx/idl/nsIScriptableRegion.idl
+++ b/gfx/idl/nsIScriptableRegion.idl
@@ -46,7 +46,7 @@ class nsIRegion;
 [ptr] native nsIRegion(nsIRegion);
 
 
-[scriptable, uuid(dbd0e356-09f5-40b1-99a7-5629c1a45f06)]
+[scriptable, uuid(82d8f400-5bde-11d3-b033-b27a62766bbc)]
 interface nsIScriptableRegion : nsISupports
 {
   void init ( ) ;
@@ -196,24 +196,6 @@ interface nsIScriptableRegion : nsISupports
   **/
 
   boolean containsRect ( in long aX, in long aY, in long aWidth, in long aHeight ) ;
-
-  /**
-  * returns a rectangle within the region
-  *
-  * @param      aIndex index of the rect to retrieve
-  * @param      aX out parameter for xoffset of bounding rect for region
-  * @param      aY out parameter for yoffset of bounding rect for region
-  * @param      aWidth out parameter for width of bounding rect for region
-  * @param      aHeight out parameter for height of bounding rect for region
-  * @return     void
-  *
-  **/
-  void getRect ( in unsigned long aIndex, out long aX, out long aY, out long aWidth, out long aHeight ) ;
-
-  /**
-   * The number of rectangles that can be retrieved via getRect
-   */
-  readonly attribute unsigned long numRects;
   
   [noscript] readonly attribute nsIRegion region;
   
diff --git a/gfx/src/nsScriptableRegion.cpp b/gfx/src/nsScriptableRegion.cpp
index 302ef6485942..109ffebf9780 100644
--- a/gfx/src/nsScriptableRegion.cpp
+++ b/gfx/src/nsScriptableRegion.cpp
@@ -38,9 +38,10 @@
  * ***** END LICENSE BLOCK ***** */
 
 #include "nsScriptableRegion.h"
+#include "nsIRegion.h"
 #include "nsCOMPtr.h"
 
-nsScriptableRegion::nsScriptableRegion(nsIRegion* region) : mRegion(nsnull), mRectSet(nsnull)
+nsScriptableRegion::nsScriptableRegion(nsIRegion* region) : mRegion(nsnull)
 {
 	mRegion = region;
 	NS_IF_ADDREF(mRegion);
@@ -48,10 +49,7 @@ nsScriptableRegion::nsScriptableRegion(nsIRegion* region) : mRegion(nsnull), mRe
 
 nsScriptableRegion::~nsScriptableRegion()
 {
-  if (mRegion) {
-    mRegion->FreeRects(mRectSet);
-    NS_RELEASE(mRegion);
-  }
+	NS_IF_RELEASE(mRegion);
 }
 
 NS_IMPL_ISUPPORTS1(nsScriptableRegion, nsIScriptableRegion)
@@ -151,20 +149,3 @@ NS_IMETHODIMP nsScriptableRegion::GetRegion(nsIRegion** outRgn)
   NS_IF_ADDREF(*outRgn);
   return NS_OK;
 }
-
-NS_IMETHODIMP nsScriptableRegion::GetRect(PRUint32 aIndex, PRInt32 *aX, PRInt32 *aY, PRInt32 *aWidth, PRInt32 *aHeight) {
-  // nsIRegion reuses the GetRects parameter between calls
-  nsresult rv = mRegion->GetRects(&mRectSet);
-  NS_ENSURE_SUCCESS(rv, rv);
-  NS_ENSURE_TRUE(aIndex < mRectSet->mNumRects, NS_ERROR_INVALID_ARG);
-  nsRegionRect &rect = mRectSet->mRects[aIndex];
-  *aX = rect.x;
-  *aY = rect.y;
-  *aWidth = rect.width;
-  *aHeight = rect.height;
-  return NS_OK;
-}
-
-NS_IMETHODIMP nsScriptableRegion::GetNumRects(PRUint32 *aLength) {
-  return mRegion->GetNumRects(aLength);
-}
diff --git a/gfx/src/nsScriptableRegion.h b/gfx/src/nsScriptableRegion.h
index 76bf3ec0285d..28f9aaf8ea5d 100644
--- a/gfx/src/nsScriptableRegion.h
+++ b/gfx/src/nsScriptableRegion.h
@@ -39,7 +39,6 @@
 
 #include "nsIScriptableRegion.h"
 #include "gfxCore.h"
-#include "nsIRegion.h"
 
 class nsIRegion;
 
@@ -56,6 +55,5 @@ public:
 	NS_DECL_NSISCRIPTABLEREGION
 
 private:
-  nsIRegion* mRegion;
-  nsRegionRectSet *mRectSet;
+	nsIRegion* mRegion;
 };