Move browsing data deletion prefs to components

chrome/browser/browsing_data/hosted_apps_counter_unittest.cc

 // Copyright 2016 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/browsing_data/hosted_apps_counter.h"
 
 #include <algorithm>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/guid.h"
 #include "base/values.h"
-#include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/browsing_data/browsing_data_utils.h"
 #include "components/browsing_data/pref_names.h"
 #include "components/crx_file/id_util.h"
 #include "components/prefs/pref_service.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/common/extension_builder.h"
 #include "extensions/common/value_builder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 65 matching lines @@
     return item->id();
   }
 
   void RemoveItem(const std::string& id) {
     extension_registry_->RemoveEnabled(id);
   }
 
   // Setting preferences. ------------------------------------------------------
 
   void SetHostedAppsDeletionPref(bool value) {
-    GetProfile()->GetPrefs()->SetBoolean(prefs::kDeleteHostedAppsData, value);
+    GetProfile()->GetPrefs()->SetBoolean(
+        browsing_data::prefs::kDeleteHostedAppsData, value);
   }
 
   void SetDeletionPeriodPref(browsing_data::TimePeriod period) {
     GetProfile()->GetPrefs()->SetInteger(
         browsing_data::prefs::kDeleteTimePeriod, static_cast<int>(period));
   }
 
   // Retrieving counter results. -----------------------------------------------
 
   browsing_data::BrowsingDataCounter::ResultInt GetNumHostedApps() {
@@ skipping 119 matching lines @@
   EXPECT_EQ("App 2", GetExamples().back());
 
   AddHostedAppWithName("App 3");
   counter.Restart();
   EXPECT_EQ(2u, GetExamples().size());
   EXPECT_EQ("App 1", GetExamples().front());
   EXPECT_EQ("App 2", GetExamples().back());
 }
 
 }  // namespace