Restore special interceptor stub for keyed loads.

src/ic/ic.h

Index: src/ic/ic.h
diff --git a/src/ic/ic.h b/src/ic/ic.h
index c50b43e0b5e6290c4aaad67ea96f0e18e226c374..cb2d5ba9ab53a393aba70fe224244d0f8dc1fd71 100644
--- a/src/ic/ic.h
+++ b/src/ic/ic.h
@@ -450,6 +450,7 @@ class KeyedLoadIC : public LoadIC {
     GenerateMiss(masm);
   }
   static void GenerateGeneric(MacroAssembler* masm);
+  static void GenerateIndexedInterceptor(MacroAssembler* masm);
 
   // Bit mask to be tested against bit field for the cases when
   // generic stub should go into slow case.
@@ -472,6 +473,9 @@ class KeyedLoadIC : public LoadIC {
 
  private:
   Handle<Code> generic_stub() const { return generic_stub(isolate()); }
+  Handle<Code> indexed_interceptor_stub() {
+    return isolate()->builtins()->KeyedLoadIC_IndexedInterceptor();
+  }
 
   static void Clear(Isolate* isolate, Address address, Code* target,
                     ConstantPoolArray* constant_pool);