[turbofan] Reserve the StateValueList's size before filling it

src/compiler/instruction.h

 // Copyright 2014 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_INSTRUCTION_H_
 #define V8_COMPILER_INSTRUCTION_H_
 
 #include <deque>
 #include <iosfwd>
 #include <map>
@@ skipping 1138 matching lines @@
   MachineType type_;
   size_t id_;
 };
 
 class StateValueList {
  public:
   explicit StateValueList(Zone* zone) : fields_(zone), nested_(zone) {}
 
   size_t size() { return fields_.size(); }
 
+  void reserve(size_t size) { fields_.reserve(size); }

[Jarin, 2016/12/14 14:26:28]

style&naming nit: reserve -> ReserveSize

+
   struct Value {
     StateValueDescriptor* desc;
     StateValueList* nested;
 
     Value(StateValueDescriptor* desc, StateValueList* nested)
         : desc(desc), nested(nested) {}
   };
 
   class iterator {
    public:
@@ skipping 433 matching lines @@
 };
 
 V8_EXPORT_PRIVATE std::ostream& operator<<(
     std::ostream& os, const PrintableInstructionSequence& code);
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_H_