Reland: Communicate ExtensionSettings policy to renderers

extensions/renderer/dispatcher.h

Index: extensions/renderer/dispatcher.h
diff --git a/extensions/renderer/dispatcher.h b/extensions/renderer/dispatcher.h
index 29b7bb8b99aedc87ecd9a0966d92d858b7070290..4ef3c00450f128b8e695272fd219d9f4db531841 100644
--- a/extensions/renderer/dispatcher.h
+++ b/extensions/renderer/dispatcher.h
@@ -42,6 +42,7 @@ struct ExtensionMsg_ExternalConnectionInfo;
 struct ExtensionMsg_Loaded_Params;
 struct ExtensionMsg_TabConnectionInfo;
 struct ExtensionMsg_UpdatePermissions_Params;
+struct ExtensionMsg_UpdateDefaultPolicyHostRestrictions_Params;
 
 namespace blink {
 class WebLocalFrame;
@@ -183,6 +184,8 @@ class Dispatcher : public content::RenderThreadObserver,
   void OnTransferBlobs(const std::vector<std::string>& blob_uuids);
   void OnUnloaded(const std::string& id);
   void OnUpdatePermissions(const ExtensionMsg_UpdatePermissions_Params& params);
+  void OnUpdateDefaultPolicyHostRestrictions(
+      const ExtensionMsg_UpdateDefaultPolicyHostRestrictions_Params& params);
   void OnUpdateTabSpecificPermissions(const GURL& visible_url,
                                       const std::string& extension_id,
                                       const URLPatternSet& new_hosts,