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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "components/test_runner/tracked_dictionary.h" |
| 6 |
| 7 #include <utility> |
| 8 |
| 9 namespace test_runner { |
| 10 |
| 11 TrackedDictionary::TrackedDictionary() {} |
| 12 |
| 13 void TrackedDictionary::ResetChangeTracking() { |
| 14 changed_values_.Clear(); |
| 15 } |
| 16 |
| 17 void TrackedDictionary::ApplyUntrackedChanges( |
| 18 const base::DictionaryValue& new_changes) { |
| 19 current_values_.MergeDictionary(&new_changes); |
| 20 |
| 21 for (base::DictionaryValue::Iterator it(new_changes); !it.IsAtEnd(); |
| 22 it.Advance()) { |
| 23 changed_values_.Remove(it.key(), nullptr); |
| 24 } |
| 25 } |
| 26 |
| 27 void TrackedDictionary::Set(const std::string& path, |
| 28 scoped_ptr<base::Value> new_value) { |
| 29 // Is this truly a *new* value? |
| 30 const base::Value* old_value; |
| 31 if (current_values_.Get(path, &old_value)) { |
| 32 if (base::Value::Equals(old_value, new_value.get())) |
| 33 return; |
| 34 } |
| 35 |
| 36 changed_values_.Set(path, new_value->CreateDeepCopy()); |
| 37 current_values_.Set(path, std::move(new_value)); |
| 38 } |
| 39 |
| 40 void TrackedDictionary::SetBoolean(const std::string& path, bool new_value) { |
| 41 Set(path, make_scoped_ptr(new base::FundamentalValue(new_value))); |
| 42 } |
| 43 |
| 44 } // namespace test_runner |
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