Storage manager: Add site data size on the amount of browsing data.

chrome/browser/ui/webui/options/chromeos/storage_manager_handler.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_STORAGE_MANAGER_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_STORAGE_MANAGER_HANDLER_H_
 
 #include <stdint.h>
 
+#include <memory>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "chrome/browser/browsing_data/site_data_size_collector.h"
 #include "chrome/browser/ui/webui/options/options_ui.h"
 #include "components/arc/storage_manager/arc_storage_manager.h"
 #include "components/user_manager/user.h"
 
 namespace chromeos {
 namespace options {
 
 // Storage manager overlay page UI handler.
 class StorageManagerHandler : public ::options::OptionsPageUIHandler {
  public:
@@ skipping 57 matching lines @@
 
   // Callback to update the UI about Android apps and cache.
   void OnGetArcSize(bool succeeded, arc::mojom::ApplicationsSizePtr size);
 
   // Callback called when clearing Drive cache is done.
   void OnClearDriveCacheDone(bool success);
 
   // Total size of cache data in browsing data.
   int64_t browser_cache_size_;
 
+  // True if we have already received the size of http cache.
+  bool has_browser_cache_size_;
+
   // Total size of site data in browsing data.
   int64_t browser_site_data_size_;
 
+  // True if we have already received the size of site data.
+  bool has_browser_site_data_size_;
+
   // The list of other users whose directory sizes will be accumulated as the
   // size of "Other users".
   user_manager::UserList other_users_;
 
   // Fetched sizes of user directories.
   std::vector<int64_t> user_sizes_;
 
+  // Helper to compute the total size of all types of site date.
+  std::unique_ptr<SiteDataSizeCollector> site_data_size_collector_;
+
   base::WeakPtrFactory<StorageManagerHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(StorageManagerHandler);
 };
 
 }  // namespace options
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_STORAGE_MANAGER_HANDLER_H_