[runtime] Force internalize names used before lookup in in DescriptorArray and TransitionArray

src/crankshaft/hydrogen.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_CRANKSHAFT_HYDROGEN_H_
 #define V8_CRANKSHAFT_HYDROGEN_H_
 
 #include "src/accessors.h"
 #include "src/allocation.h"
 #include "src/ast/ast.h"
@@ skipping 2497 matching lines @@
                                          Handle<Map> initial_map);
 
   class PropertyAccessInfo {
    public:
     PropertyAccessInfo(HOptimizedGraphBuilder* builder,
                        PropertyAccessType access_type, Handle<Map> map,
                        Handle<Name> name)
         : builder_(builder),
           access_type_(access_type),
           map_(map),
-          name_(name),
+          name_(isolate()->factory()->InternalizeName(name)),
           field_type_(HType::Tagged()),
           access_(HObjectAccess::ForMap()),
           lookup_type_(NOT_FOUND),
           details_(NONE, DATA, Representation::None()) {}
 
     // Checkes whether this PropertyAccessInfo can be handled as a monomorphic
     // load named. It additionally fills in the fields necessary to generate the
     // lookup code.
     bool CanAccessMonomorphic();
 
@@ skipping 503 matching lines @@
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_HYDROGEN_H_