Show data usage on Site Details (MDSettings)

chrome/browser/ui/webui/settings/site_settings_handler.h

Index: chrome/browser/ui/webui/settings/site_settings_handler.h
diff --git a/chrome/browser/ui/webui/settings/site_settings_handler.h b/chrome/browser/ui/webui/settings/site_settings_handler.h
new file mode 100644
index 0000000000000000000000000000000000000000..a8761bf839317ccb6479de2121fdd286d018cd0b
--- /dev/null
+++ b/chrome/browser/ui/webui/settings/site_settings_handler.h
@@ -0,0 +1,42 @@
+// Copyright (c) 2016 The Chromium Authors. All rights reserved.

[michaelpg, 2016/01/19 20:47:54]

no (c)

[Finnur, 2016/01/22 15:07:36]

Done.

+// 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_SETTINGS_SITE_SETTINGS_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_
+
+#include <vector>
+
+#include "chrome/browser/ui/webui/settings/md_settings_ui.h"
+
+class Profile;
+
+namespace base {
+class Value;
+}
+
+namespace settings {
+
+// Chrome "ContentSettings" settings page UI handler.
+class SiteSettingsHandler : public SettingsPageUIHandler {
+ public:
+  explicit SiteSettingsHandler(Profile* profile);
+  ~SiteSettingsHandler() override;
+
+  // SettingsPageUIHandler implementation.
+  void RegisterMessages() override;
+
+ private:
+  // Asynchronuysly fetches the usage for a given origin. Replies back with

[michaelpg, 2016/01/19 20:47:54]

Asynchronously

[Finnur, 2016/01/22 15:07:36]

Done.

+  // OnUsageDataAvailable.
+  void HandleFetchUsageTotal(const base::ListValue* args);
+  void OnUsageDataAvailable();
+
+  Profile* profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(SiteSettingsHandler);
+};
+
+}  // namespace settings
+
+#endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_