[Extensions Bindings] Support chrome.extension.lastError

extensions/renderer/native_extension_bindings_system.h

 // Copyright 2016 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 EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_
 #define EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 68 matching lines @@
 
   // Getter callback for an extension API, since APIs are constructed lazily.
   static void BindingAccessor(v8::Local<v8::Name> name,
                               const v8::PropertyCallbackInfo<v8::Value>& info);
 
   // Creates and returns the API binding for the given |name|.
   static v8::Local<v8::Object> GetAPIHelper(v8::Local<v8::Context> context,
                                             v8::Local<v8::String> name);
 
   // Gets the chrome.runtime API binding.
-  static v8::Local<v8::Object> GetRuntime(v8::Local<v8::Context> context);
+  static v8::Local<v8::Object> GetLastErrorParents(
+      v8::Local<v8::Context> context,
+      v8::Local<v8::Object>* secondary_parent);
 
   // Callback to get an API binding for an internal API.
   static void GetInternalAPI(const v8::FunctionCallbackInfo<v8::Value>& info);
 
   // Helper method to get a APIBindingJSUtil object for the current context,
   // and populate |binding_util_out|. We use an out parameter instead of
   // returning it in order to let us use weak ptrs, which can't be used on a
   // method with a return value.
   void GetJSBindingUtil(v8::Local<v8::Context> context,
                         v8::Local<v8::Value>* binding_util_out);
@@ skipping 12 matching lines @@
   v8::Eternal<v8::FunctionTemplate> get_internal_api_;
 
   base::WeakPtrFactory<NativeExtensionBindingsSystem> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeExtensionBindingsSystem);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_NATIVE_EXTENSION_BINDINGS_SYSTEM_H_