Remove platform-specific dead code for KeyedStores

src/stub-cache.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 966 matching lines @@
         store_mode_(store_mode) { }
 
   Handle<Code> CompileStoreElement(Handle<Map> receiver_map);
 
   Handle<Code> CompileStorePolymorphic(MapHandleList* receiver_maps,
                                        CodeHandleList* handler_stubs,
                                        MapHandleList* transitioned_maps);
 
   Handle<Code> CompileStoreElementPolymorphic(MapHandleList* receiver_maps);
 
-  static void GenerateStoreFastElement(MacroAssembler* masm,
-                                       bool is_js_array,
-                                       ElementsKind element_kind,
-                                       KeyedAccessStoreMode store_mode);
-
-  static void GenerateStoreFastDoubleElement(MacroAssembler* masm,
-                                             bool is_js_array,
-                                             KeyedAccessStoreMode store_mode);
-
-  static void GenerateStoreExternalArray(MacroAssembler* masm,
-                                         ElementsKind elements_kind);
-
   static void GenerateStoreDictionaryElement(MacroAssembler* masm);
 
  protected:
   virtual Code::ExtraICState extra_state() {
     return Code::ComputeExtraICState(store_mode_, strict_mode());
   }
 
  private:
   Register transition_map() {
     return registers()[3];
@@ skipping 174 matching lines @@
   Handle<JSFunction> constant_function_;
   bool is_simple_api_call_;
   Handle<FunctionTemplateInfo> expected_receiver_type_;
   Handle<CallHandlerInfo> api_call_info_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_