Implement unlimitedStorage content capability

chrome/browser/extensions/extension_special_storage_policy.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_
 
 #include <map>
 #include <string>
 
@@ skipping 46 matching lines @@
  protected:
   ~ExtensionSpecialStoragePolicy() override;
 
  private:
   class SpecialCollection {
    public:
     SpecialCollection();
     ~SpecialCollection();
 
     bool Contains(const GURL& origin);
+    bool GrantsCapabilitiesTo(const GURL& origin);
     const extensions::ExtensionSet* ExtensionsContaining(const GURL& origin);
     bool ContainsExtension(const std::string& extension_id);
     bool Add(const extensions::Extension* extension);
     bool Remove(const extensions::Extension* extension);
     void Clear();
 
    private:
     typedef std::map<GURL, extensions::ExtensionSet*> CachedResults;
 
     void ClearCache();
 
     extensions::ExtensionSet extensions_;
     CachedResults cached_results_;
   };
 
   void NotifyGranted(const GURL& origin, int change_flags);
   void NotifyRevoked(const GURL& origin, int change_flags);
   void NotifyCleared();
 
   base::Lock lock_;  // Synchronize all access to the collections.
   SpecialCollection protected_apps_;
   SpecialCollection installed_apps_;
   SpecialCollection unlimited_extensions_;
   SpecialCollection file_handler_extensions_;
   SpecialCollection isolated_extensions_;
+  SpecialCollection content_capabilities_unlimited_extensions_;
   scoped_refptr<CookieSettings> cookie_settings_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SPECIAL_STORAGE_POLICY_H_