diff --git a/mozilla/content/html/document/src/nsHTMLDocument.cpp b/mozilla/content/html/document/src/nsHTMLDocument.cpp
index 0ee4fce431c..63a2085ac84 100644
--- a/mozilla/content/html/document/src/nsHTMLDocument.cpp
+++ b/mozilla/content/html/document/src/nsHTMLDocument.cpp
@@ -266,6 +266,20 @@ NS_IMETHODIMP nsHTMLDocument::GetImageMap(const nsString& aMapName,
   return 1;/* XXX NS_NOT_FOUND */
 }
 
+NS_IMETHODIMP nsHTMLDocument::GetAttributeStyleSheet(nsIHTMLStyleSheet** aResult)
+{
+  NS_PRECONDITION(nsnull != aResult, "null ptr");
+  if (nsnull == aResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  *aResult = mAttrStyleSheet;
+  if (nsnull == mAttrStyleSheet) {
+    return NS_ERROR_NOT_AVAILABLE;  // probably not the right error...
+  }
+  return NS_OK;
+}
+
+
 void nsHTMLDocument::AddStyleSheetToSet(nsIStyleSheet* aSheet, nsIStyleSet* aSet)
 {
   if ((nsnull != mAttrStyleSheet) && (aSheet != mAttrStyleSheet)) {
diff --git a/mozilla/content/html/document/src/nsHTMLDocument.h b/mozilla/content/html/document/src/nsHTMLDocument.h
index c1e5cf42c67..854724a26e5 100644
--- a/mozilla/content/html/document/src/nsHTMLDocument.h
+++ b/mozilla/content/html/document/src/nsHTMLDocument.h
@@ -50,6 +50,8 @@ public:
 
   NS_IMETHOD GetImageMap(const nsString& aMapName, nsIImageMap** aResult);
 
+  NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aStyleSheet);
+
   // nsIDOMDocument interface
   NS_IMETHOD    GetMasterDoc(nsIDOMDocument **aDocument)
   { return nsDocument::GetMasterDoc(aDocument); }
diff --git a/mozilla/content/html/document/src/nsIHTMLDocument.h b/mozilla/content/html/document/src/nsIHTMLDocument.h
index b6d9cd8a6b1..29a35ecfa02 100644
--- a/mozilla/content/html/document/src/nsIHTMLDocument.h
+++ b/mozilla/content/html/document/src/nsIHTMLDocument.h
@@ -21,6 +21,7 @@
 #include "nsISupports.h"
 class nsIImageMap;
 class nsString;
+class nsIHTMLStyleSheet;
 
 /* b2a848b0-d0a9-11d1-89b1-006008911b81 */
 #define NS_IHTMLDOCUMENT_IID \
@@ -36,6 +37,8 @@ public:
   NS_IMETHOD AddImageMap(nsIImageMap* aMap) = 0;
 
   NS_IMETHOD GetImageMap(const nsString& aMapName, nsIImageMap** aResult) = 0;
+
+  NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aStyleSheet) = 0;
 };
 
 #endif /* nsIHTMLDocument_h___ */
diff --git a/mozilla/layout/html/document/src/nsHTMLDocument.cpp b/mozilla/layout/html/document/src/nsHTMLDocument.cpp
index 0ee4fce431c..63a2085ac84 100644
--- a/mozilla/layout/html/document/src/nsHTMLDocument.cpp
+++ b/mozilla/layout/html/document/src/nsHTMLDocument.cpp
@@ -266,6 +266,20 @@ NS_IMETHODIMP nsHTMLDocument::GetImageMap(const nsString& aMapName,
   return 1;/* XXX NS_NOT_FOUND */
 }
 
+NS_IMETHODIMP nsHTMLDocument::GetAttributeStyleSheet(nsIHTMLStyleSheet** aResult)
+{
+  NS_PRECONDITION(nsnull != aResult, "null ptr");
+  if (nsnull == aResult) {
+    return NS_ERROR_NULL_POINTER;
+  }
+  *aResult = mAttrStyleSheet;
+  if (nsnull == mAttrStyleSheet) {
+    return NS_ERROR_NOT_AVAILABLE;  // probably not the right error...
+  }
+  return NS_OK;
+}
+
+
 void nsHTMLDocument::AddStyleSheetToSet(nsIStyleSheet* aSheet, nsIStyleSet* aSet)
 {
   if ((nsnull != mAttrStyleSheet) && (aSheet != mAttrStyleSheet)) {
diff --git a/mozilla/layout/html/document/src/nsHTMLDocument.h b/mozilla/layout/html/document/src/nsHTMLDocument.h
index c1e5cf42c67..854724a26e5 100644
--- a/mozilla/layout/html/document/src/nsHTMLDocument.h
+++ b/mozilla/layout/html/document/src/nsHTMLDocument.h
@@ -50,6 +50,8 @@ public:
 
   NS_IMETHOD GetImageMap(const nsString& aMapName, nsIImageMap** aResult);
 
+  NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aStyleSheet);
+
   // nsIDOMDocument interface
   NS_IMETHOD    GetMasterDoc(nsIDOMDocument **aDocument)
   { return nsDocument::GetMasterDoc(aDocument); }
diff --git a/mozilla/layout/html/document/src/nsIHTMLDocument.h b/mozilla/layout/html/document/src/nsIHTMLDocument.h
index b6d9cd8a6b1..29a35ecfa02 100644
--- a/mozilla/layout/html/document/src/nsIHTMLDocument.h
+++ b/mozilla/layout/html/document/src/nsIHTMLDocument.h
@@ -21,6 +21,7 @@
 #include "nsISupports.h"
 class nsIImageMap;
 class nsString;
+class nsIHTMLStyleSheet;
 
 /* b2a848b0-d0a9-11d1-89b1-006008911b81 */
 #define NS_IHTMLDOCUMENT_IID \
@@ -36,6 +37,8 @@ public:
   NS_IMETHOD AddImageMap(nsIImageMap* aMap) = 0;
 
   NS_IMETHOD GetImageMap(const nsString& aMapName, nsIImageMap** aResult) = 0;
+
+  NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aStyleSheet) = 0;
 };
 
 #endif /* nsIHTMLDocument_h___ */