[Extensions Bindings] Add support for updateArgumentsPreValidate

extensions/renderer/api_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_API_BINDINGS_SYSTEM_H_
 #define EXTENSIONS_RENDERER_API_BINDINGS_SYSTEM_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 31 matching lines @@
     bool has_user_gesture = false;
     std::unique_ptr<base::ListValue> arguments;
   };
 
   using GetAPISchemaMethod =
       base::Callback<const base::DictionaryValue&(const std::string&)>;
   using SendRequestMethod =
       base::Callback<void(std::unique_ptr<Request>, v8::Local<v8::Context>)>;
 
   APIBindingsSystem(const binding::RunJSFunction& call_js,
+                    const binding::RunJSFunctionSync& call_js_sync,
                     const GetAPISchemaMethod& get_api_schema,
                     const SendRequestMethod& send_request);
   ~APIBindingsSystem();
 
   // Returns a new v8::Object representing the api specified by |api_name|.
   v8::Local<v8::Object> CreateAPIInstance(
       const std::string& api_name,
       v8::Local<v8::Context> context,
       v8::Isolate* isolate,
       const APIBinding::AvailabilityCallback& is_available,
@@ skipping 43 matching lines @@
   // created lazily.
   std::map<std::string, std::unique_ptr<APIBinding>> api_bindings_;
 
   // A map from api_name -> APIBindingHooks for registering custom hooks.
   // TODO(devlin): This map is pretty pointer-y. Is that going to be a
   // performance concern?
   std::map<std::string, std::unique_ptr<APIBindingHooks>> binding_hooks_;
 
   binding::RunJSFunction call_js_;
 
+  binding::RunJSFunctionSync call_js_sync_;
+
   // The method to retrieve the DictionaryValue describing a given extension
   // API. Curried in for testing purposes so we can use fake APIs.
   GetAPISchemaMethod get_api_schema_;
 
   // The method to call when a new API call is triggered. Curried in for testing
   // purposes. Typically, this would send an IPC to the browser to begin the
   // function work.
   SendRequestMethod send_request_;
 
   DISALLOW_COPY_AND_ASSIGN(APIBindingsSystem);
 };
 
 }  // namespace
 
 #endif  // EXTENSIONS_RENDERER_API_BINDINGS_SYSTEM_H_