[turbofan] Fix double reduce in escape analysis

src/compiler/escape-analysis-reducer.h

 // Copyright 2015 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_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_
 #define V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_
 
+#include "src/bit-vector.h"
 #include "src/compiler/escape-analysis.h"
 #include "src/compiler/graph-reducer.h"
 
+
 namespace v8 {
 namespace internal {
 
 // Forward declarations.
 class Counters;
 
 
 namespace compiler {
 
 // Forward declarations.
@@ skipping 21 matching lines @@
                               bool multiple_users);
 
   JSGraph* jsgraph() const { return jsgraph_; }
   EscapeAnalysis* escape_analysis() const { return escape_analysis_; }
   Zone* zone() const { return zone_; }
   Counters* counters() const;
 
   JSGraph* const jsgraph_;
   EscapeAnalysis* escape_analysis_;
   Zone* const zone_;
+  BitVector visited_;
 
   DISALLOW_COPY_AND_ASSIGN(EscapeAnalysisReducer);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_