Fix build

src/hydrogen.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 945 matching lines @@
   void Push(HValue* value) { environment()->Push(value); }
   HValue* Pop() { return environment()->Pop(); }
 
   // Adding instructions.
   HInstruction* AddInstruction(HInstruction* instr);
   void AddSimulate(BailoutId id,
                    RemovableSimulate removable = FIXED_SIMULATE);
   HBoundsCheck* AddBoundsCheck(
       HValue* index,
       HValue* length,
-      BoundsCheckKeyMode key_mode = DONT_ALLOW_SMI_KEY,
-      Representation r = Representation::None());
+      BoundsCheckKeyMode key_mode = DONT_ALLOW_SMI_KEY);
 
   HReturn* AddReturn(HValue* value);
 
   void IncrementInNoSideEffectsScope() {
     no_side_effects_scope_count_++;
   }
 
   void DecrementInNoSideEffectsScope() {
     no_side_effects_scope_count_--;
   }
@@ skipping 40 matching lines @@
 
   HInstruction* BuildUncheckedMonomorphicElementAccess(
       HValue* object,
       HValue* key,
       HValue* val,
       HCheckMaps* mapcheck,
       bool is_js_array,
       ElementsKind elements_kind,
       bool is_store,
       LoadKeyedHoleMode load_mode,
-      KeyedAccessStoreMode store_mode,
-      Representation checked_index_representation = Representation::None());
+      KeyedAccessStoreMode store_mode);
 
   HLoadNamedField* AddLoad(
       HValue *object,
       HObjectAccess access,
       HValue *typecheck = NULL,
       Representation representation = Representation::Tagged());
 
   HLoadNamedField* BuildLoadNamedField(
       HValue* object,
       HObjectAccess access,
@@ skipping 987 matching lines @@
   EmbeddedVector<char, 64> filename_;
   HeapStringAllocator string_allocator_;
   StringStream trace_;
   int indent_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_