[USS] Show USS counters in about:sync page

components/browser_sync/profile_sync_service.h

 // 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.
 
 #ifndef COMPONENTS_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_
 #define COMPONENTS_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_
 
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 303 matching lines @@
   void RegisterDataTypeController(
       std::unique_ptr<sync_driver::DataTypeController> data_type_controller)
       override;
   void ReenableDatatype(syncer::ModelType type) override;
   SyncTokenStatus GetSyncTokenStatus() const override;
   std::string QuerySyncStatusSummaryString() override;
   bool QueryDetailedSyncStatus(syncer::SyncStatus* result) override;
   base::string16 GetLastSyncedTimeString() const override;
   std::string GetBackendInitializationStateString() const override;
   syncer::SyncCycleSnapshot GetLastCycleSnapshot() const override;
-  base::Value* GetTypeStatusMap() const override;

[Gang Wu, 2016/09/28 00:54:59]

remove this is because ProfileSyncService::OnDirectoryTypeStatusCounterUpdated
do not have const, and cannot add const to OnDirectoryTypeStatusCounterUpdated
since OnDirectoryTypeStatusCounterUpdated uses FOR_EACH_OBSERVER, and
FOR_EACH_OBSERVER uses iterator not const_interator.

[pavely, 2016/09/30 00:01:51]

Acknowledged.

+  base::Value* GetTypeStatusMap() override;
   const GURL& sync_service_url() const override;
   std::string unrecoverable_error_message() const override;
   tracked_objects::Location unrecoverable_error_location() const override;
   void AddProtocolEventObserver(
       browser_sync::ProtocolEventObserver* observer) override;
   void RemoveProtocolEventObserver(
       browser_sync::ProtocolEventObserver* observer) override;
   void AddTypeDebugInfoObserver(
       syncer::TypeDebugInfoObserver* observer) override;
   void RemoveTypeDebugInfoObserver(
@@ skipping 42 matching lines @@
       const std::string& cache_guid,
       bool success) override;
   void OnSyncCycleCompleted() override;
   void OnProtocolEvent(const syncer::ProtocolEvent& event) override;
   void OnDirectoryTypeCommitCounterUpdated(
       syncer::ModelType type,
       const syncer::CommitCounters& counters) override;
   void OnDirectoryTypeUpdateCounterUpdated(
       syncer::ModelType type,
       const syncer::UpdateCounters& counters) override;
-  void OnDirectoryTypeStatusCounterUpdated(
+  void OnDatatypeStatusCounterUpdated(
       syncer::ModelType type,
-      const syncer::StatusCounters& counters) override;
+      std::unique_ptr<syncer::StatusCounters> counters) override;
   void OnConnectionStatusChange(syncer::ConnectionStatus status) override;
   void OnPassphraseRequired(
       syncer::PassphraseRequiredReason reason,
       const sync_pb::EncryptedData& pending_keys) override;
   void OnPassphraseAccepted() override;
   void OnEncryptedTypesChanged(syncer::ModelTypeSet encrypted_types,
                                bool encrypt_everything) override;
   void OnEncryptionComplete() override;
   void OnMigrationNeededForTypes(syncer::ModelTypeSet types) override;
   void OnExperimentsChanged(const syncer::Experiments& experiments) override;
@@ skipping 620 matching lines @@
   base::WeakPtrFactory<ProfileSyncService> sync_enabled_weak_factory_;
 
   base::WeakPtrFactory<ProfileSyncService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncService);
 };
 
 bool ShouldShowActionOnUI(const syncer::SyncProtocolError& error);
 
 #endif  // COMPONENTS_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_