More base::Values-related bare pointer -> scoped_ptr conversions

chrome/browser/prefs/tracked/pref_hash_calculator_unittest.cc

 // Copyright 2013 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 "chrome/browser/prefs/tracked/pref_hash_calculator.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
@@ skipping 60 matching lines @@
   ASSERT_FALSE(calc1.Calculate("pref_path", NULL).empty());
 }
 
 // Tests the output against a known value to catch unexpected algorithm changes.
 // The test hashes below must NEVER be updated, the serialization algorithm used
 // must always be able to generate data that will produce these exact hashes.
 TEST(PrefHashCalculatorTest, CatchHashChanges) {
   static const char kSeed[] = "0123456789ABCDEF0123456789ABCDEF";
   static const char kDeviceId[] = "test_device_id1";
 
-  scoped_ptr<base::Value> null_value(base::Value::CreateNullValue());
+  scoped_ptr<base::Value> null_value = base::Value::CreateNullValue();
   scoped_ptr<base::Value> bool_value(new base::FundamentalValue(false));
   scoped_ptr<base::Value> int_value(new base::FundamentalValue(1234567890));
   scoped_ptr<base::Value> double_value(
       new base::FundamentalValue(123.0987654321));
   scoped_ptr<base::Value> string_value(
       new base::StringValue("testing with special chars:\n<>{}:^^@#$\\/"));
 
   // For legacy reasons, we have to support pruning of empty lists/dictionaries
   // and nested empty ists/dicts in the hash generation algorithm.
   scoped_ptr<base::DictionaryValue> nested_empty_dict(
@@ skipping 105 matching lines @@
   static const char kExpectedValue[] =
       "845EF34663FF8D32BE6707F40258FBA531C2BFC532E3B014AFB3476115C2A9DE";
 
   base::ListValue startup_urls;
   startup_urls.Set(0, new base::StringValue("http://www.chromium.org/"));
 
   EXPECT_EQ(PrefHashCalculator::VALID_SECURE_LEGACY,
             PrefHashCalculator(std::string(kSeed, arraysize(kSeed)), kDeviceId).
             Validate("session.startup_urls", &startup_urls, kExpectedValue));
 }