diff --git a/mozilla/content/svg/content/src/nsSVGLengthList.cpp b/mozilla/content/svg/content/src/nsSVGLengthList.cpp
index 0159d1d3056..5f06cc4b3f0 100644
--- a/mozilla/content/svg/content/src/nsSVGLengthList.cpp
+++ b/mozilla/content/svg/content/src/nsSVGLengthList.cpp
@@ -57,9 +57,10 @@ class nsSVGLengthList : public nsIDOMSVGLengthList,
 {  
 protected:
   friend nsresult NS_NewSVGLengthList(nsIDOMSVGLengthList** result,
-                                      nsSVGElement *aContext);
+                                      nsSVGElement *aContext,
+                                      PRUint8 aCtxType);
 
-  nsSVGLengthList(nsSVGElement *aContext);
+  nsSVGLengthList(nsSVGElement *aContext, PRUint8 aCtxType);
   ~nsSVGLengthList();
 //  void Init();
   
@@ -101,8 +102,8 @@ protected:
 //----------------------------------------------------------------------
 // Implementation
 
-nsSVGLengthList::nsSVGLengthList(nsSVGElement *aContext)
-  : mCtxType(0)
+nsSVGLengthList::nsSVGLengthList(nsSVGElement *aContext, PRUint8 aCtxType)
+  : mCtxType(aCtxType)
 {
   mContext = do_GetWeakReference(NS_STATIC_CAST(nsGenericElement*, aContext));
 }
@@ -389,11 +390,11 @@ nsSVGLengthList::InsertElementAt(nsISVGLength* aElement, PRInt32 index)
 // Exported creation functions:
 
 nsresult
-NS_NewSVGLengthList(nsIDOMSVGLengthList** result, nsSVGElement *aContext)
+NS_NewSVGLengthList(nsIDOMSVGLengthList** result, nsSVGElement *aContext, PRUint8 aCtxType)
 {
   *result = nsnull;
   
-  nsSVGLengthList* lengthList = new nsSVGLengthList(aContext);
+  nsSVGLengthList* lengthList = new nsSVGLengthList(aContext, aCtxType);
   if (!lengthList) return NS_ERROR_OUT_OF_MEMORY;
   NS_ADDREF(lengthList);
 
diff --git a/mozilla/content/svg/content/src/nsSVGLengthList.h b/mozilla/content/svg/content/src/nsSVGLengthList.h
index e2d1c13a9cf..4ef5673fa5c 100644
--- a/mozilla/content/svg/content/src/nsSVGLengthList.h
+++ b/mozilla/content/svg/content/src/nsSVGLengthList.h
@@ -44,6 +44,6 @@
 class nsSVGElement;
 
 nsresult
-NS_NewSVGLengthList(nsIDOMSVGLengthList** result, nsSVGElement *aContext);
+NS_NewSVGLengthList(nsIDOMSVGLengthList** result, nsSVGElement *aContext, PRUint8 aCtxType);
 
 #endif //__NS_SVGLENGTHLIST_H__
diff --git a/mozilla/content/svg/content/src/nsSVGTSpanElement.cpp b/mozilla/content/svg/content/src/nsSVGTSpanElement.cpp
index e93fb4137eb..bf61f251686 100644
--- a/mozilla/content/svg/content/src/nsSVGTSpanElement.cpp
+++ b/mozilla/content/svg/content/src/nsSVGTSpanElement.cpp
@@ -134,7 +134,7 @@ nsSVGTSpanElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::x, #IMPLIED attrib: x
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::X);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mX),
                                      lengthList);
@@ -146,7 +146,7 @@ nsSVGTSpanElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::y, #IMPLIED attrib: y
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::Y);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mY),
                                      lengthList);
@@ -158,7 +158,7 @@ nsSVGTSpanElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::dx, #IMPLIED attrib: dx
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::X);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mdX),
                                      lengthList);
@@ -170,7 +170,7 @@ nsSVGTSpanElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::dy, #IMPLIED attrib: dy
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::Y);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mdY),
                                      lengthList);
diff --git a/mozilla/content/svg/content/src/nsSVGTextElement.cpp b/mozilla/content/svg/content/src/nsSVGTextElement.cpp
index dbd5a13ff36..668c70db2d0 100644
--- a/mozilla/content/svg/content/src/nsSVGTextElement.cpp
+++ b/mozilla/content/svg/content/src/nsSVGTextElement.cpp
@@ -131,7 +131,7 @@ nsSVGTextElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::x, #IMPLIED attrib: x
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::X);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mX),
                                      lengthList);
@@ -143,7 +143,7 @@ nsSVGTextElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::y, #IMPLIED attrib: y
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::Y);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mY),
                                      lengthList);
@@ -155,7 +155,7 @@ nsSVGTextElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::dx, #IMPLIED attrib: dx
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::X);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mdX),
                                      lengthList);
@@ -167,7 +167,7 @@ nsSVGTextElement::Init()
   // DOM property: nsIDOMSVGTextPositioningElement::dy, #IMPLIED attrib: dy
   {
     nsCOMPtr<nsIDOMSVGLengthList> lengthList;
-    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this);
+    rv = NS_NewSVGLengthList(getter_AddRefs(lengthList), this, nsSVGUtils::Y);
     NS_ENSURE_SUCCESS(rv,rv);
     rv = NS_NewSVGAnimatedLengthList(getter_AddRefs(mdY),
                                      lengthList);
diff --git a/mozilla/layout/svg/base/src/nsSVGTextPathFrame.cpp b/mozilla/layout/svg/base/src/nsSVGTextPathFrame.cpp
index 4a5741f2206..588e84b1809 100644
--- a/mozilla/layout/svg/base/src/nsSVGTextPathFrame.cpp
+++ b/mozilla/layout/svg/base/src/nsSVGTextPathFrame.cpp
@@ -129,7 +129,8 @@ nsSVGTextPathFrame::Init(nsIContent*      aContent,
       return NS_ERROR_FAILURE;
 
     NS_NewSVGLengthList(getter_AddRefs(mX),
-                        NS_STATIC_CAST(nsSVGElement*, mContent));
+                        NS_STATIC_CAST(nsSVGElement*, mContent),
+                        nsSVGUtils::X);
     if (mX) {
       nsCOMPtr<nsIDOMSVGLength> length;
       mX->AppendItem(mStartOffset, getter_AddRefs(length));