Remove HostContentSettingsMap::ContentTypeHasCompoundValue function

components/content_settings/core/browser/content_settings_utils.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 COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_UTILS_H_
 #define COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_UTILS_H_
 
 #include <string>
 #include <utility>
 
@@ skipping 10 matching lines @@
 class GURL;
 class HostContentSettingsMap;
 
 namespace content_settings {
 
 class ProviderInterface;
 class RuleIterator;
 
 typedef std::pair<ContentSettingsPattern, ContentSettingsPattern> PatternPair;
 
+// 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_;
+};
+
 // These constants are copied from extensions/common/extension_constants.h and
 // content/public/common/url_constants.h to avoid complicated dependencies.
 // TODO(vabr): Get these constants through the ContentSettingsClient.
 const char kChromeDevToolsScheme[] = "chrome-devtools";
 const char kChromeUIScheme[] = "chrome";
 
 #if defined(ENABLE_EXTENSIONS)
 const char kExtensionScheme[] = "chrome-extension";
 #endif
 
@@ skipping 39 matching lines @@
     ContentSettingsPattern* secondary_pattern);
 
 // Populates |rules| with content setting rules for content types that are
 // handled by the renderer.
 void GetRendererContentSettingRules(const HostContentSettingsMap* map,
                                     RendererContentSettingRules* rules);
 
 }  // namespace content_settings
 
 #endif  // COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_CONTENT_SETTINGS_UTILS_H_