Remove HostContentSettingsMap::ContentTypeHasCompoundValue function

components/content_settings/core/browser/website_settings_registry.h

 // Copyright 2015 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_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_
 #define COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_
 
 #include <string>
 
 #include "base/containers/scoped_ptr_map.h"
 #include "base/lazy_instance.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
+#include "components/content_settings/core/browser/content_settings_utils.h"
 #include "components/content_settings/core/browser/website_settings_info.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/content_settings/core/common/content_settings_types.h"
 
 namespace content_settings {
 
 // This class stores WebsiteSettingsInfo objects for each website setting in the
 // system and provides access to them. Global instances can be fetched and
 // methods called from from any thread because all of its public methods are
 // const.
 class WebsiteSettingsRegistry {
- private:
-  // Helper class to iterate over only the values in a map.
-  template <typename IteratorType, typename ReferenceType>
-  class MapValueIterator {
-   public:
-    explicit MapValueIterator(IteratorType iterator) : iterator_(iterator) {}
-
-    bool operator!=(const MapValueIterator& other) const {
-      return iterator_ != other.iterator_;
-    }
-
-    MapValueIterator& operator++() {
-      ++iterator_;
-      return *this;
-    }
-
-    ReferenceType operator*() { return iterator_->second; }
-
-   private:
-    IteratorType iterator_;
-  };
-
  public:
   typedef base::ScopedPtrMap<ContentSettingsType,
                              scoped_ptr<WebsiteSettingsInfo>> Map;
   typedef MapValueIterator<typename Map::const_iterator,
                            const WebsiteSettingsInfo*> const_iterator;
 
   static WebsiteSettingsRegistry* GetInstance();
 
   // Reset the instance for use inside tests.
   void ResetForTest();
@@ skipping 25 matching lines @@
   void Init();
 
   Map website_settings_info_;
 
   DISALLOW_COPY_AND_ASSIGN(WebsiteSettingsRegistry);
 };
 
 }  // namespace content_settings
 
 #endif  // COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_