[Extensions Bindings] Handle updating context permissions

extensions/renderer/api_bindings_system.h

Index: extensions/renderer/api_bindings_system.h
diff --git a/extensions/renderer/api_bindings_system.h b/extensions/renderer/api_bindings_system.h
index 1b32dfb41829e8968005b017423568ee6e115cb5..c42558f54293186ffe76149d27be27d7e73761f0 100644
--- a/extensions/renderer/api_bindings_system.h
+++ b/extensions/renderer/api_bindings_system.h
@@ -44,6 +44,7 @@ class APIBindingsSystem {
   APIBindingsSystem(const binding::RunJSFunction& call_js,
                     const binding::RunJSFunctionSync& call_js_sync,
                     const GetAPISchemaMethod& get_api_schema,
+                    const APIBinding::AvailabilityCallback& is_available,
                     const APIRequestHandler::SendRequestMethod& send_request,
                     const APIEventHandler::EventListenersChangedMethod&
                         event_listeners_changed,
@@ -54,7 +55,6 @@ class APIBindingsSystem {
   v8::Local<v8::Object> CreateAPIInstance(
       const std::string& api_name,
       v8::Local<v8::Context> context,
-      const APIBinding::AvailabilityCallback& is_available,
       APIBindingHooks** hooks_out);
 
   // Responds to the request with the given |request_id|, calling the callback
@@ -135,6 +135,8 @@ class APIBindingsSystem {
   // API. Curried in for testing purposes so we can use fake APIs.
   GetAPISchemaMethod get_api_schema_;
 
+  APIBinding::AvailabilityCallback is_available_;
+
   DISALLOW_COPY_AND_ASSIGN(APIBindingsSystem);
 };