Hydrogen: fix keyed loads with string keys

src/ic/ic-compiler.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_IC_IC_COMPILER_H_
 #define V8_IC_IC_COMPILER_H_
 
 #include "src/ic/access-compiler.h"
 
 namespace v8 {
@@ skipping 18 matching lines @@
                                          ExtraICState extra_ic_state);
   static Handle<Code> ComputePolymorphic(Code::Kind kind, TypeHandleList* types,
                                          CodeHandleList* handlers,
                                          int number_of_valid_maps,
                                          Handle<Name> name,
                                          ExtraICState extra_ic_state);
 
   // Keyed
   static Handle<Code> ComputeKeyedLoadMonomorphicHandler(
       Handle<Map> receiver_map);
-  static Handle<Code> ComputeKeyedLoadMonomorphic(Handle<Map> receiver_map);
+  static Handle<Code> ComputeKeyedLoadMonomorphic(Handle<Map> receiver_map,
+                                                  IcCheckType key_type);
 
   static Handle<Code> ComputeKeyedStoreMonomorphic(
       Handle<Map> receiver_map, StrictMode strict_mode,
       KeyedAccessStoreMode store_mode);
-  static Handle<Code> ComputeKeyedLoadPolymorphic(MapHandleList* receiver_maps);
+  static Handle<Code> ComputeKeyedLoadPolymorphic(MapHandleList* receiver_maps,
+                                                  IcCheckType key_type);
   static Handle<Code> ComputeKeyedStorePolymorphic(
       MapHandleList* receiver_maps, KeyedAccessStoreMode store_mode,
       StrictMode strict_mode);
 
   // Compare nil
   static Handle<Code> ComputeCompareNil(Handle<Map> receiver_map,
                                         CompareNilICStub* stub);
 
   // Helpers
   // TODO(verwaest): Move all uses of these helpers to the PropertyICCompiler
@@ skipping 60 matching lines @@
   }
 
   const ExtraICState extra_ic_state_;
 };
 
 
 }
 }  // namespace v8::internal
 
 #endif  // V8_IC_IC_COMPILER_H_