Update data reduction proxy statistics prefs less often on desktop

components/data_reduction_proxy/browser/data_reduction_proxy_settings_test_utils.cc

 // 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.
 
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_settings_test_utils.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/test/test_simple_task_runner.h"
+#include "components/data_reduction_proxy/browser/data_reduction_proxy_delayed_pref_service.h"
 #include "components/data_reduction_proxy/common/data_reduction_proxy_pref_names.h"
 #include "components/data_reduction_proxy/common/data_reduction_proxy_switches.h"
 
 using testing::_;
 using testing::AnyNumber;
 using testing::Return;
 
 namespace {
 
 const char kProbeURLWithOKResponse[] = "http://ok.org/";
@@ skipping 53 matching lines @@
 }
 
 DataReductionProxySettingsTestBase::DataReductionProxySettingsTestBase()
     : testing::Test() {
 }
 
 DataReductionProxySettingsTestBase::~DataReductionProxySettingsTestBase() {}
 
 // testing::Test implementation:
 void DataReductionProxySettingsTestBase::SetUp() {
+  delayed_pref_service_ = new DataReductionProxyDelayedPrefService(
+      &pref_service_,
+      scoped_refptr<base::TestSimpleTaskRunner>(
+          new base::TestSimpleTaskRunner()),
+          base::TimeDelta());
   PrefRegistrySimple* registry = pref_service_.registry();
   registry->RegisterListPref(prefs::kDailyHttpOriginalContentLength);
   registry->RegisterListPref(prefs::kDailyHttpReceivedContentLength);
   registry->RegisterInt64Pref(prefs::kDailyHttpContentLengthLastUpdateDate,
                               0L);
   registry->RegisterDictionaryPref(kProxy);
   registry->RegisterBooleanPref(prefs::kDataReductionProxyEnabled, false);
   registry->RegisterBooleanPref(prefs::kDataReductionProxyAltEnabled, false);
   registry->RegisterBooleanPref(prefs::kDataReductionProxyWasEnabledBefore,
                                 false);
   //AddProxyToCommandLine();
   ResetSettings(true, true, false, true, false);
 
   ListPrefUpdate original_update(&pref_service_,
                                  prefs::kDailyHttpOriginalContentLength);
   ListPrefUpdate received_update(&pref_service_,
                                  prefs::kDailyHttpReceivedContentLength);
   for (int64 i = 0; i < kNumDaysInHistory; i++) {
     original_update->Insert(0,
                             new base::StringValue(base::Int64ToString(2 * i)));
     received_update->Insert(0, new base::StringValue(base::Int64ToString(i)));
   }
   last_update_time_ = base::Time::Now().LocalMidnight();
-  pref_service_.SetInt64(
+  delayed_pref_service_->SetInt64(
       prefs::kDailyHttpContentLengthLastUpdateDate,
       last_update_time_.ToInternalValue());
   expected_params_.reset(new TestDataReductionProxyParams(
       DataReductionProxyParams::kAllowed |
       DataReductionProxyParams::kFallbackAllowed |
       DataReductionProxyParams::kPromoAllowed,
       TestDataReductionProxyParams::HAS_EVERYTHING &
       ~TestDataReductionProxyParams::HAS_DEV_ORIGIN));
 }
 
@@ skipping 19 matching lines @@
   EXPECT_CALL(*settings, GetOriginalProfilePrefs())
       .Times(AnyNumber())
       .WillRepeatedly(Return(&pref_service_));
   EXPECT_CALL(*settings, GetLocalStatePrefs())
       .Times(AnyNumber())
       .WillRepeatedly(Return(&pref_service_));
   EXPECT_CALL(*settings, GetURLFetcherForAvailabilityCheck()).Times(0);
   EXPECT_CALL(*settings, GetURLFetcherForWarmup()).Times(0);
   EXPECT_CALL(*settings, LogProxyState(_, _, _)).Times(0);
   settings_.reset(settings);
+  settings_->SetDataReductionProxyDelayedPrefService(
+      delayed_pref_service_->AsWeakPtr());
   settings_->configurator_.reset(new TestDataReductionProxyConfig());
 }
 
 // Explicitly generate required instantiations.
 template void
 DataReductionProxySettingsTestBase::ResetSettings<DataReductionProxySettings>(
     bool allowed,
     bool fallback_allowed,
     bool alt_allowed,
     bool promo_allowed,
@@ skipping 137 matching lines @@
                  true,
                  enabled_at_startup ? 1 : 0);
   scoped_ptr<DataReductionProxyConfigurator> configurator(
       new TestDataReductionProxyConfig());
   settings_->SetProxyConfigurator(configurator.Pass());
   scoped_refptr<net::TestURLRequestContextGetter> request_context =
       new net::TestURLRequestContextGetter(base::MessageLoopProxy::current());
 
   settings_->InitDataReductionProxySettings(
       &pref_service_,
-      &pref_service_,
       request_context.get());
   settings_->SetOnDataReductionEnabledCallback(
       base::Bind(&DataReductionProxySettingsTestBase::
                  RegisterSyntheticFieldTrialCallback,
                  base::Unretained(this)));
 
   base::MessageLoop::current()->RunUntilIdle();
   CheckProxyConfigs(enabled_at_startup, false, false);
   EXPECT_EQ(enabled_at_startup, proxy_enabled_);
 }
 
 }  // namespace data_reduction_proxy