Support non-internalized string key lookups in Hydrogen KeyedLoadIC

src/runtime.h

 // Copyright 2012 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_RUNTIME_H_
 #define V8_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/zone.h"
 
@@ skipping 386 matching lines @@
   F(IsJSGlobalProxy, 1, 1)
 
 
 #define RUNTIME_FUNCTION_LIST_ALWAYS_3(F) \
   /* String and Regexp */ \
   F(NumberToStringRT, 1, 1) \
   F(RegExpConstructResult, 3, 1) \
   F(RegExpExecRT, 4, 1) \
   F(StringAdd, 2, 1)  \
   F(SubString, 3, 1) \
+  F(InternalizeString, 1, 1) \
   F(StringCompare, 2, 1) \
   F(StringCharCodeAtRT, 2, 1) \
   F(GetFromCache, 2, 1) \
   \
   /* Compilation */ \
   F(CompileUnoptimized, 1, 1) \
   F(CompileOptimized, 2, 1) \
   F(TryInstallOptimizedCode, 1, 1) \
   F(NotifyDeoptimized, 1, 1) \
   F(NotifyStubFailure, 0, 1) \
@@ skipping 469 matching lines @@
 class AllocateDoubleAlignFlag:  public BitField<bool,            0, 1> {};
 class AllocateTargetSpace:      public BitField<AllocationSpace, 1, 3> {};
 
 class DeclareGlobalsEvalFlag:   public BitField<bool,       0, 1> {};
 class DeclareGlobalsNativeFlag: public BitField<bool,       1, 1> {};
 class DeclareGlobalsStrictMode: public BitField<StrictMode, 2, 1> {};
 
 } }  // namespace v8::internal
 
 #endif  // V8_RUNTIME_H_