[MD settings] add getSiteDetails to site settings browser proxy

chrome/browser/ui/webui/settings/site_settings_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_SETTINGS_SITE_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_
 
+#include <memory>
+#include <string>
 #include <vector>
 
 #include "base/scoped_observer.h"
 #include "chrome/browser/storage/storage_info_fetcher.h"
 #include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
 #include "components/content_settings/core/browser/content_settings_observer.h"
 #include "content/public/browser/host_zoom_map.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
@@ skipping 62 matching lines @@
   void HandleSetDefaultValueForContentType(const base::ListValue* args);
   void HandleGetDefaultValueForContentType(const base::ListValue* args);
 
   // Returns the list of site exceptions for a given content settings type.
   void HandleGetExceptionList(const base::ListValue* args);
 
   // Handles setting and resetting of an origin permission.
   void HandleResetCategoryPermissionForOrigin(const base::ListValue* args);
   void HandleSetCategoryPermissionForOrigin(const base::ListValue* args);
 
+  // Return site exceptions for a single site.
+  void HandleGetSiteDetails(const base::ListValue* args);
+
   // Returns whether a given pattern is valid.
   void HandleIsPatternValid(const base::ListValue* args);
 
   // Looks up whether an incognito session is active.
   void HandleUpdateIncognitoStatus(const base::ListValue* args);
 
   // Notifies the JS side whether incognito is enabled.
   void SendIncognitoStatus(Profile* profile, bool was_destroyed);
 
   // Handles the request for a list of all zoom levels.
@@ skipping 21 matching lines @@
 
   // Change observer for content settings.
   ScopedObserver<HostContentSettingsMap, content_settings::Observer> observer_;
 
   DISALLOW_COPY_AND_ASSIGN(SiteSettingsHandler);
 };
 
 }  // namespace settings
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_SITE_SETTINGS_HANDLER_H_