base/prefs: Break the dependency in chrome_paths.h

base/prefs/json_pref_store_unittest.cc

 // Copyright (c) 2012 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 "base/prefs/json_pref_store.h"
+
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
-#include "base/prefs/json_pref_store.h"
+#include "base/prefs/pref_paths.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/thread.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
-#include "chrome/common/chrome_paths.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 const char kHomePage[] = "homepage";
 
 class MockPrefStoreObserver : public PrefStore::Observer {
  public:
   MOCK_METHOD1(OnPrefValueChanged, void (const std::string&));
   MOCK_METHOD1(OnInitializationCompleted, void (bool));
 };
 
 class MockReadErrorDelegate : public PersistentPrefStore::ReadErrorDelegate {
  public:
   MOCK_METHOD1(OnError, void(PersistentPrefStore::PrefReadError));
 };
 
 }  // namespace
 
 class JsonPrefStoreTest : public testing::Test {
  protected:
   virtual void SetUp() OVERRIDE {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
 
-    ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &data_dir_));
+    ASSERT_TRUE(PathService::Get(base::prefs::DIR_TEST_DATA, &data_dir_));
     data_dir_ = data_dir_.AppendASCII("pref_service");
     ASSERT_TRUE(file_util::PathExists(data_dir_));
   }
 
   // The path to temporary directory used to contain the test operations.
   base::ScopedTempDir temp_dir_;
   // The path to the directory where the test data is stored.
   FilePath data_dir_;
   // A message loop that we can use as the file thread message loop.
   MessageLoop message_loop_;
@@ skipping 232 matching lines @@
   // Write to file.
   pref_store->CommitPendingWrite();
   MessageLoop::current()->RunUntilIdle();
 
   // Compare to expected output.
   FilePath golden_output_file =
       data_dir_.AppendASCII("write.golden.need_empty_value.json");
   ASSERT_TRUE(file_util::PathExists(golden_output_file));
   EXPECT_TRUE(file_util::TextContentsEqual(golden_output_file, pref_file));
 }