Fix for bug 560462 (Use fast unwrapping for more quickstubs), part 3i - use fast unwrapping for nsIDOMDocument_, nsIDOMNSDocument_, nsIDOM3Document_. r=jst.

js/src/xpconnect/src/dom_quickstubs.qsconf

@@ -785,6 +785,31 @@ customMethodCalls = {
     'nsIDOMNSHTMLElement_': {
         'thisType': 'nsGenericHTMLElement'
         },
+    'nsIDOMDocument_': {
+        'thisType': 'nsDocument'
+        },
+    'nsIDOMDocument_GetElementById': {
+        'thisType': 'nsDocument',
+        'code': '    mozilla::dom::Element *result = self->GetElementById(arg0, &rv);'
+        },
+    'nsIDOMDocument_GetElementsByTagName': {
+        'thisType': 'nsDocument',
+        'code': '    nsRefPtr<nsContentList> result ='
+                'self->GetElementsByTagName(arg0);',
+        'canFail': False
+        },
+    'nsIDOMDocument_GetElementsByTagNameNS': {
+        'thisType': 'nsDocument',
+        'code': '    nsRefPtr<nsContentList> result ='
+                'self->GetElementsByTagNameNS(arg0, arg1);',
+        'canFail': False
+        },
+    'nsIDOMNSDocument_': {
+        'thisType': 'nsDocument'
+        },
+    'nsIDOM3Document_': {
+        'thisType': 'nsDocument'
+        },
     # WebGL
     'nsICanvasRenderingContextWebGL_BufferData': CUSTOM_QS,
     'nsICanvasRenderingContextWebGL_BufferSubData': CUSTOM_QS,