diff --git a/content/events/src/nsDOMTouchEvent.cpp b/content/events/src/nsDOMTouchEvent.cpp
index 9fc4e8d70f5..61dc5e44349 100644
--- a/content/events/src/nsDOMTouchEvent.cpp
+++ b/content/events/src/nsDOMTouchEvent.cpp
@@ -20,7 +20,6 @@ using namespace mozilla::dom;
 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsDOMTouchList)
   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
   NS_INTERFACE_MAP_ENTRY(nsISupports)
-  NS_INTERFACE_MAP_ENTRY(nsIDOMTouchList)
 NS_INTERFACE_MAP_END
 
 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_2(nsDOMTouchList, mParent, mPoints)
@@ -40,27 +39,6 @@ nsDOMTouchList::PrefEnabled()
   return nsDOMTouchEvent::PrefEnabled();
 }
 
-NS_IMETHODIMP
-nsDOMTouchList::GetLength(uint32_t* aLength)
-{
-  *aLength = Length();
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-nsDOMTouchList::Item(uint32_t aIndex, nsIDOMTouch** aRetVal)
-{
-  NS_IF_ADDREF(*aRetVal = Item(aIndex));
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-nsDOMTouchList::IdentifiedTouch(int32_t aIdentifier, nsIDOMTouch** aRetVal)
-{
-  NS_IF_ADDREF(*aRetVal = IdentifiedTouch(aIdentifier));
-  return NS_OK;
-}
-
 Touch*
 nsDOMTouchList::IdentifiedTouch(int32_t aIdentifier) const
 {
diff --git a/content/events/src/nsDOMTouchEvent.h b/content/events/src/nsDOMTouchEvent.h
index 645b075fa17..744056d4f55 100644
--- a/content/events/src/nsDOMTouchEvent.h
+++ b/content/events/src/nsDOMTouchEvent.h
@@ -6,7 +6,6 @@
 #define nsDOMTouchEvent_h_
 
 #include "nsDOMUIEvent.h"
-#include "nsIDOMTouchEvent.h"
 #include "nsString.h"
 #include "nsTArray.h"
 #include "mozilla/Attributes.h"
@@ -14,7 +13,7 @@
 #include "mozilla/dom/TouchEventBinding.h"
 #include "nsWrapperCache.h"
 
-class nsDOMTouchList MOZ_FINAL : public nsIDOMTouchList
+class nsDOMTouchList MOZ_FINAL : public nsISupports
                                , public nsWrapperCache
 {
   typedef mozilla::dom::Touch Touch;
@@ -22,7 +21,6 @@ class nsDOMTouchList MOZ_FINAL : public nsIDOMTouchList
 public:
   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsDOMTouchList)
-  NS_DECL_NSIDOMTOUCHLIST
 
   nsDOMTouchList(nsISupports* aParent)
     : mParent(aParent)
diff --git a/dom/interfaces/events/nsIDOMTouchEvent.idl b/dom/interfaces/events/nsIDOMTouchEvent.idl
index bcaca7a0720..d50b47ef617 100644
--- a/dom/interfaces/events/nsIDOMTouchEvent.idl
+++ b/dom/interfaces/events/nsIDOMTouchEvent.idl
@@ -30,13 +30,6 @@ interface nsIDOMTouch : nsISupports {
   readonly attribute float             force;
 };
 
-[scriptable, builtinclass, uuid(60706eb7-d50d-4379-b01c-e78e6af84213)]
-interface nsIDOMTouchList : nsISupports {
-  readonly attribute unsigned long length;
-  nsIDOMTouch item(in unsigned long index);
-  nsIDOMTouch identifiedTouch(in long identifier);
-};
-
 [scriptable, uuid(6d5484f7-92ac-45f8-9388-39b5bad055ce)]
 interface nsITouchEventReceiver : nsISupports {
   [implicit_jscontext] attribute jsval           ontouchstart;