Refactoring usage of GetWebSiteSetting() code for SetNarrowestContentSetting().

components/content_settings/core/browser/host_content_settings_map.cc

Index: components/content_settings/core/browser/host_content_settings_map.cc
diff --git a/components/content_settings/core/browser/host_content_settings_map.cc b/components/content_settings/core/browser/host_content_settings_map.cc
index fd9cbbf37d03f61f0e2e1c75163c2d63f0875b0d..345820fc85d3a2e9eff2aa0a113f99f568b02a13 100644
--- a/components/content_settings/core/browser/host_content_settings_map.cc
+++ b/components/content_settings/core/browser/host_content_settings_map.cc
@@ -360,8 +360,8 @@ void HostContentSettingsMap::SetNarrowestContentSetting(
   // the existing rule is more specific, than change the existing rule instead
   // of creating a new rule that would be hidden behind the existing rule.
   content_settings::SettingInfo info;
-  scoped_ptr<base::Value> v =
-      GetWebsiteSetting(primary_url, secondary_url, type, std::string(), &info);
+  scoped_ptr<base::Value> v = GetWebsiteSettingInternal(
+      primary_url, secondary_url, type, std::string(), &info);
   DCHECK_EQ(content_settings::SETTING_SOURCE_USER, info.source);
 
   ContentSettingsPattern narrow_primary = primary_pattern;