Update data reduction proxy statistics prefs less often on desktop

components/data_reduction_proxy/browser/data_reduction_proxy_settings_test_utils.h

 // 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.
 
 #ifndef COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_SETTINGS_TEST_UTILS_H_
 #define COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_SETTINGS_TEST_UTILS_H_
 
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/testing_pref_service.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_configurator.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_params_test_utils.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_settings.h"
 #include "net/base/net_util.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class PrefService;
 class TestingPrefServiceSimple;
 
 namespace data_reduction_proxy {
 
+class DataReductionProxyStatisticsPrefs;
+
 class TestDataReductionProxyConfig : public DataReductionProxyConfigurator {
  public:
   TestDataReductionProxyConfig();
   virtual ~TestDataReductionProxyConfig() {}
   virtual void Enable(bool restricted,
                       bool fallback_restricted,
                       const std::string& primary_origin,
                       const std::string& fallback_origin,
                       const std::string& ssl_origin) OVERRIDE;
   virtual void Disable() OVERRIDE;
@@ skipping 122 matching lines @@
   void RegisterSyntheticFieldTrialCallback(bool proxy_enabled) {
     proxy_enabled_ = proxy_enabled;
   }
 
   TestingPrefServiceSimple pref_service_;
   scoped_ptr<DataReductionProxyConfigurator> configurator_;
   scoped_ptr<DataReductionProxySettings> settings_;
   scoped_ptr<TestDataReductionProxyParams> expected_params_;
   base::Time last_update_time_;
   bool proxy_enabled_;
+  scoped_ptr<DataReductionProxyStatisticsPrefs> statistics_prefs_;
 };
 
 // Test implementations should be subclasses of an instantiation of this
 // class parameterized for whatever DataReductionProxySettings class
 // is being tested.
 template <class C>
 class ConcreteDataReductionProxySettingsTest
     : public DataReductionProxySettingsTestBase {
  public:
   typedef MockDataReductionProxySettings<C> MockSettings;
@@ skipping 16 matching lines @@
         response,
         result,
         success,
         expected_calls);
   }
 };
 
 }  // namespace data_reduction_proxy
 
 #endif  // COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_SETTINGS_TEST_UTILS_H_