Convert JsonWriter::Write to taking a const ref for the in-param

components/webcrypto/test/test_helpers.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/webcrypto/test/test_helpers.h"
 
 #include <algorithm>
 
 #include "base/files/file_util.h"
 #include "base/json/json_reader.h"
@@ skipping 150 matching lines @@
   base::HexStringToBytes(hex, &bytes);
   return bytes;
 }
 
 std::vector<uint8_t> MakeJsonVector(const std::string& json_string) {
   return std::vector<uint8_t>(json_string.begin(), json_string.end());
 }
 
 std::vector<uint8_t> MakeJsonVector(const base::DictionaryValue& dict) {
   std::string json;
-  base::JSONWriter::Write(&dict, &json);
+  base::JSONWriter::Write(dict, &json);
   return MakeJsonVector(json);
 }
 
 ::testing::AssertionResult ReadJsonTestFile(const char* test_file_name,
                                             scoped_ptr<base::Value>* value) {
   base::FilePath test_data_dir;
   if (!PathService::Get(base::DIR_SOURCE_ROOT, &test_data_dir))
     return ::testing::AssertionFailure() << "Couldn't retrieve test dir";
 
   base::FilePath file_path = test_data_dir.AppendASCII("components")
@@ skipping 497 matching lines @@
     return blink::WebCryptoNamedCurveP384;
   if (curve_str == "P-521")
     return blink::WebCryptoNamedCurveP521;
   else
     ADD_FAILURE() << "Unrecognized curve name: " << curve_str;
 
   return blink::WebCryptoNamedCurveP384;
 }
 
 }  // namespace webcrypto