Revert of Switching ExtensionSpecialStoragePolicy::IsStorageDurable to use DurableStorage...

components/content_settings/core/browser/cookie_settings.cc

Index: components/content_settings/core/browser/cookie_settings.cc
diff --git a/components/content_settings/core/browser/cookie_settings.cc b/components/content_settings/core/browser/cookie_settings.cc
index 53ad8255b6f909772f0c6f199869cd18e1d171f5..2d5730ef3ba990b2082c6d662735a72d23ca2249 100644
--- a/components/content_settings/core/browser/cookie_settings.cc
+++ b/components/content_settings/core/browser/cookie_settings.cc
@@ -106,6 +106,16 @@
       CONTENT_SETTING_DEFAULT);
 }
 
+bool CookieSettings::IsStorageDurable(const GURL& origin) const {
+  // TODO(dgrogan): Don't use host_content_settings_map_ directly.
+  // https://crbug.com/539538
+  ContentSetting setting = host_content_settings_map_->GetContentSetting(
+      origin /*primary*/, origin /*secondary*/,
+      CONTENT_SETTINGS_TYPE_DURABLE_STORAGE,
+      std::string() /*resource_identifier*/);
+  return setting == CONTENT_SETTING_ALLOW;
+}
+
 void CookieSettings::ShutdownOnUIThread() {
   DCHECK(thread_checker_.CalledOnValidThread());
   pref_change_registrar_.RemoveAll();