Rename DataReductionProxyStatisticsPrefs to DataReductionProxyCompressionStats

components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.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/core/browser/data_reduction_proxy_statistics_prefs.h"
+#include "components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/prefs/pref_change_registrar.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/sequenced_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_switches.h"
 
 namespace data_reduction_proxy {
 
-DataReductionProxyStatisticsPrefs::DataReductionProxyStatisticsPrefs(
+DataReductionProxyCompressionStats::DataReductionProxyCompressionStats(
     PrefService* prefs,
     scoped_refptr<base::SequencedTaskRunner> task_runner,
     const base::TimeDelta& delay)
     : pref_service_(prefs),
       task_runner_(task_runner),
       delay_(delay),
       delayed_task_posted_(false),
       pref_change_registrar_(new PrefChangeRegistrar()),
       weak_factory_(this) {
   DCHECK(prefs);
   DCHECK_GE(delay.InMilliseconds(), 0);
   Init();
 }
 
-DataReductionProxyStatisticsPrefs::~DataReductionProxyStatisticsPrefs() {
+DataReductionProxyCompressionStats::~DataReductionProxyCompressionStats() {
   DCHECK(thread_checker_.CalledOnValidThread());
   WritePrefs();
   pref_change_registrar_->RemoveAll();
   weak_factory_.InvalidateWeakPtrs();
 }
 
-void DataReductionProxyStatisticsPrefs::Init() {
+void DataReductionProxyCompressionStats::Init() {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (delay_ == base::TimeDelta())
     return;
 
   // Init all int64 prefs.
-  InitInt64Pref(data_reduction_proxy::prefs::
-                kDailyHttpContentLengthLastUpdateDate);
+  InitInt64Pref(
+      data_reduction_proxy::prefs::kDailyHttpContentLengthLastUpdateDate);
   InitInt64Pref(data_reduction_proxy::prefs::kHttpReceivedContentLength);
   InitInt64Pref(data_reduction_proxy::prefs::kHttpOriginalContentLength);
 
   // Init all list prefs.
   InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthHttpsWithDataReductionProxyEnabled);
+                   kDailyContentLengthHttpsWithDataReductionProxyEnabled);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthLongBypassWithDataReductionProxyEnabled);
+                   kDailyContentLengthLongBypassWithDataReductionProxyEnabled);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthShortBypassWithDataReductionProxyEnabled);
+                   kDailyContentLengthShortBypassWithDataReductionProxyEnabled);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthUnknownWithDataReductionProxyEnabled);
+                   kDailyContentLengthUnknownWithDataReductionProxyEnabled);
+  InitListPref(
+      data_reduction_proxy::prefs::kDailyContentLengthViaDataReductionProxy);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthViaDataReductionProxy);
-  InitListPref(data_reduction_proxy::prefs::
-               kDailyContentLengthWithDataReductionProxyEnabled);
+                   kDailyContentLengthWithDataReductionProxyEnabled);
   InitListPref(data_reduction_proxy::prefs::kDailyHttpOriginalContentLength);
   InitListPref(data_reduction_proxy::prefs::kDailyHttpReceivedContentLength);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyOriginalContentLengthViaDataReductionProxy);
+                   kDailyOriginalContentLengthViaDataReductionProxy);
   InitListPref(data_reduction_proxy::prefs::
-               kDailyOriginalContentLengthWithDataReductionProxyEnabled);
+                   kDailyOriginalContentLengthWithDataReductionProxyEnabled);
 
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-      data_reduction_proxy::switches::kClearDataReductionProxyDataSavings)) {
+          data_reduction_proxy::switches::
+              kClearDataReductionProxyDataSavings)) {
     ClearDataSavingStatistics();
   }
 
   pref_change_registrar_->Init(pref_service_);
-  pref_change_registrar_->Add(prefs::kUpdateDailyReceivedContentLengths,
-      base::Bind(&DataReductionProxyStatisticsPrefs::OnUpdateContentLengths,
+  pref_change_registrar_->Add(
+      prefs::kUpdateDailyReceivedContentLengths,
+      base::Bind(&DataReductionProxyCompressionStats::OnUpdateContentLengths,
                  GetWeakPtr()));
 }
 
-void DataReductionProxyStatisticsPrefs::OnUpdateContentLengths() {
+void DataReductionProxyCompressionStats::OnUpdateContentLengths() {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (!pref_service_->GetBoolean(prefs::kUpdateDailyReceivedContentLengths))
     return;
 
   WritePrefs();
   pref_service_->SetBoolean(prefs::kUpdateDailyReceivedContentLengths, false);
 }
 
-void DataReductionProxyStatisticsPrefs::InitInt64Pref(const char* pref) {
+void DataReductionProxyCompressionStats::InitInt64Pref(const char* pref) {
   int64 pref_value = pref_service_->GetInt64(pref);
   pref_map_[pref] = pref_value;
 }
 
-void DataReductionProxyStatisticsPrefs::InitListPref(const char* pref) {
-  scoped_ptr<base::ListValue> pref_value = scoped_ptr<base::ListValue>(
-      pref_service_->GetList(pref)->DeepCopy());
+void DataReductionProxyCompressionStats::InitListPref(const char* pref) {
+  scoped_ptr<base::ListValue> pref_value =
+      scoped_ptr<base::ListValue>(pref_service_->GetList(pref)->DeepCopy());
   list_pref_map_.add(pref, pref_value.Pass());
 }
 
-int64 DataReductionProxyStatisticsPrefs::GetInt64(const char* pref_path) {
+int64 DataReductionProxyCompressionStats::GetInt64(const char* pref_path) {
   if (delay_ == base::TimeDelta())
     return pref_service_->GetInt64(pref_path);
 
   DataReductionProxyPrefMap::iterator iter = pref_map_.find(pref_path);
   return iter->second;
 }
 
-void DataReductionProxyStatisticsPrefs::SetInt64(const char* pref_path,
-                                                 int64 pref_value) {
+void DataReductionProxyCompressionStats::SetInt64(const char* pref_path,
+                                                  int64 pref_value) {
   if (delay_ == base::TimeDelta()) {
     pref_service_->SetInt64(pref_path, pref_value);
     return;
   }
 
   DelayedWritePrefs();
   pref_map_[pref_path] = pref_value;
 }
 
-base::ListValue* DataReductionProxyStatisticsPrefs::GetList(
+base::ListValue* DataReductionProxyCompressionStats::GetList(
     const char* pref_path) {
   if (delay_ == base::TimeDelta())
     return ListPrefUpdate(pref_service_, pref_path).Get();
 
   DelayedWritePrefs();
   return list_pref_map_.get(pref_path);
 }
 
-void DataReductionProxyStatisticsPrefs::WritePrefs() {
+void DataReductionProxyCompressionStats::WritePrefs() {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (delay_ == base::TimeDelta())
-      return;
+    return;
 
   for (DataReductionProxyPrefMap::iterator iter = pref_map_.begin();
        iter != pref_map_.end(); ++iter) {
     pref_service_->SetInt64(iter->first, iter->second);
   }
 
   for (DataReductionProxyListPrefMap::iterator iter = list_pref_map_.begin();
        iter != list_pref_map_.end(); ++iter) {
     TransferList(*(iter->second),
                  ListPrefUpdate(pref_service_, iter->first).Get());
   }
 
   delayed_task_posted_ = false;
 }
 
 base::Value*
-DataReductionProxyStatisticsPrefs::HistoricNetworkStatsInfoToValue() {
+DataReductionProxyCompressionStats::HistoricNetworkStatsInfoToValue() {
   DCHECK(thread_checker_.CalledOnValidThread());
-  int64 total_received = GetInt64(
-      data_reduction_proxy::prefs::kHttpReceivedContentLength);
-  int64 total_original = GetInt64(
-      data_reduction_proxy::prefs::kHttpOriginalContentLength);
+  int64 total_received =
+      GetInt64(data_reduction_proxy::prefs::kHttpReceivedContentLength);
+  int64 total_original =
+      GetInt64(data_reduction_proxy::prefs::kHttpOriginalContentLength);
 
   base::DictionaryValue* dict = new base::DictionaryValue();
   // Use strings to avoid overflow. base::Value only supports 32-bit integers.
   dict->SetString("historic_received_content_length",
                   base::Int64ToString(total_received));
   dict->SetString("historic_original_content_length",
                   base::Int64ToString(total_original));
   return dict;
 }
 
-void DataReductionProxyStatisticsPrefs::DelayedWritePrefs() {
+void DataReductionProxyCompressionStats::DelayedWritePrefs() {
   // Only write after the first time posting the task.
   if (delayed_task_posted_)
     return;
 
   task_runner_->PostDelayedTask(
       FROM_HERE,
-      base::Bind(&DataReductionProxyStatisticsPrefs::WritePrefs,
-                 GetWeakPtr()),
-                 delay_);
+      base::Bind(&DataReductionProxyCompressionStats::WritePrefs, GetWeakPtr()),
+      delay_);
 
   delayed_task_posted_ = true;
 }
 
-void DataReductionProxyStatisticsPrefs::TransferList(
+void DataReductionProxyCompressionStats::TransferList(
     const base::ListValue& from_list,
     base::ListValue* to_list) {
   to_list->Clear();
   for (size_t i = 0; i < from_list.GetSize(); ++i) {
     to_list->Set(i, new base::StringValue(base::Int64ToString(
-        GetListPrefInt64Value(from_list, i))));
+                        GetListPrefInt64Value(from_list, i))));
   }
 }
 
-int64 DataReductionProxyStatisticsPrefs::GetListPrefInt64Value(
+int64 DataReductionProxyCompressionStats::GetListPrefInt64Value(
     const base::ListValue& list,
     size_t index) {
   std::string string_value;
   if (!list.GetString(index, &string_value)) {
     NOTREACHED();
     return 0;
   }
 
   int64 value = 0;
   bool rv = base::StringToInt64(string_value, &value);
   DCHECK(rv);
   return value;
 }
 
-void DataReductionProxyStatisticsPrefs::ClearDataSavingStatistics() {
+void DataReductionProxyCompressionStats::ClearDataSavingStatistics() {
   list_pref_map_.get(data_reduction_proxy::prefs::

[bengr, 2015/03/24 15:51:17]

Please revert formatting changes that have nothing to do with the class rename.

[zhuoyu.qian, 2015/03/30 03:13:48]

Done.

-      kDailyContentLengthHttpsWithDataReductionProxyEnabled)->Clear();
+                         kDailyContentLengthHttpsWithDataReductionProxyEnabled)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::
+               kDailyContentLengthLongBypassWithDataReductionProxyEnabled)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::
+               kDailyContentLengthShortBypassWithDataReductionProxyEnabled)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::
+               kDailyContentLengthUnknownWithDataReductionProxyEnabled)
+      ->Clear();
   list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyContentLengthLongBypassWithDataReductionProxyEnabled)->Clear();
+                         kDailyContentLengthViaDataReductionProxy)->Clear();
   list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyContentLengthShortBypassWithDataReductionProxyEnabled)->Clear();
+                         kDailyContentLengthWithDataReductionProxyEnabled)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::kDailyHttpOriginalContentLength)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::kDailyHttpReceivedContentLength)
+      ->Clear();
   list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyContentLengthUnknownWithDataReductionProxyEnabled)->Clear();
-  list_pref_map_.get(
-      data_reduction_proxy::prefs::kDailyContentLengthViaDataReductionProxy)->
-          Clear();
-  list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyContentLengthWithDataReductionProxyEnabled)->Clear();
-  list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyHttpOriginalContentLength)->Clear();
-  list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyHttpReceivedContentLength)->Clear();
-  list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyOriginalContentLengthViaDataReductionProxy)->Clear();
-  list_pref_map_.get(data_reduction_proxy::prefs::
-      kDailyOriginalContentLengthWithDataReductionProxyEnabled)->Clear();
+                         kDailyOriginalContentLengthViaDataReductionProxy)
+      ->Clear();
+  list_pref_map_
+      .get(data_reduction_proxy::prefs::
+               kDailyOriginalContentLengthWithDataReductionProxyEnabled)
+      ->Clear();
 
   WritePrefs();
 }
 
-base::WeakPtr<DataReductionProxyStatisticsPrefs>
-DataReductionProxyStatisticsPrefs::GetWeakPtr() {
+base::WeakPtr<DataReductionProxyCompressionStats>
+DataReductionProxyCompressionStats::GetWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
 
 }  // namespace data_reduction_proxy