binding: Let indexed interceptor falls through to named interceptor.

third_party/WebKit/Source/core/dom/DOMStringMap.h

Index: third_party/WebKit/Source/core/dom/DOMStringMap.h
diff --git a/third_party/WebKit/Source/core/dom/DOMStringMap.h b/third_party/WebKit/Source/core/dom/DOMStringMap.h
index 42d5e99e8223cb12bb291cb6167054cd5dd5c11b..41929930d7d214da794c3ada3a0527d3b6e3ecc2 100644
--- a/third_party/WebKit/Source/core/dom/DOMStringMap.h
+++ b/third_party/WebKit/Source/core/dom/DOMStringMap.h
@@ -63,19 +63,6 @@ public:
     }
     bool namedPropertyQuery(const AtomicString&, ExceptionState&);
 
-    String anonymousIndexedGetter(uint32_t index)
-    {
-        return item(String::number(index));
-    }
-    bool anonymousIndexedSetter(uint32_t index, const String& value, ExceptionState& exceptionState)
-    {
-        return anonymousNamedSetter(String::number(index), value, exceptionState);
-    }
-    DeleteResult anonymousIndexedDeleter(uint32_t index)
-    {
-        return anonymousNamedDeleter(AtomicString::number(index));
-    }
-
     virtual Element* element() = 0;
 
     DEFINE_INLINE_VIRTUAL_TRACE() { }