Hydrogen: fix keyed loads with string keys

src/ic/ic-compiler.h

Index: src/ic/ic-compiler.h
diff --git a/src/ic/ic-compiler.h b/src/ic/ic-compiler.h
index dd898aeed3c76e7585965fcc8dd0b89e375d5c33..5adbb7ba2bd15ec6d39d1e383972a750ae91b0e2 100644
--- a/src/ic/ic-compiler.h
+++ b/src/ic/ic-compiler.h
@@ -36,12 +36,14 @@ class PropertyICCompiler : public PropertyAccessCompiler {
   // 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);