Update re2

third_party/re2/re2/testing/string_generator.h

 // Copyright 2008 The RE2 Authors.  All Rights Reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 // String generator: generates all possible strings of up to
 // maxlen letters using the set of letters in alpha.
 // Fetch strings using a Java-like Next()/HasNext() interface.
 
 #ifndef RE2_TESTING_STRING_GENERATOR_H__
 #define RE2_TESTING_STRING_GENERATOR_H__
@@ skipping 32 matching lines @@
 
   // Iteration state.
   StringPiece sp_;           // Last StringPiece returned by Next().
   string s_;                 // String data in last StringPiece returned by Next().
   bool hasnext_;             // Whether Next() can be called again.
   vector<int> digits_;       // Alphabet indices for next string.
   bool generate_null_;       // Whether to generate a NULL StringPiece next.
   bool random_;              // Whether generated strings are random.
   int nrandom_;              // Number of random strings left to generate.
   ACMRandom* acm_;           // Random number generator
-  DISALLOW_EVIL_CONSTRUCTORS(StringGenerator);
+  DISALLOW_COPY_AND_ASSIGN(StringGenerator);
 };
 
 }  // namespace re2
 
 #endif  // RE2_TESTING_STRING_GENERATOR_H__