[Extensions Bindings] Remove Isolate arg from APIBinding::CreateInstance

extensions/renderer/native_extension_bindings_system.cc

 // 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.
 
 #include "extensions/renderer/native_extension_bindings_system.h"
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "content/public/common/console_message_level.h"
 #include "content/public/common/content_switches.h"
@@ skipping 180 matching lines @@
 }
 
 // Instantiates the binding object for the given |name|. |name| must specify a
 // specific feature.
 v8::Local<v8::Object> CreateRootBinding(v8::Local<v8::Context> context,
                                         ScriptContext* script_context,
                                         const std::string& name,
                                         APIBindingsSystem* bindings_system) {
   APIBindingHooks* hooks = nullptr;
   v8::Local<v8::Object> binding_object = bindings_system->CreateAPIInstance(
-      name, context, context->GetIsolate(),
-      base::Bind(&IsAPIMethodAvailable, script_context), &hooks);
+      name, context, base::Bind(&IsAPIMethodAvailable, script_context), &hooks);
 
   gin::Handle<APIBindingBridge> bridge_handle = gin::CreateHandle(
       context->GetIsolate(),
       new APIBindingBridge(hooks, context, binding_object,
                            script_context->GetExtensionID(),
                            script_context->GetContextTypeDescription(),
                            base::Bind(&CallJsFunction)));
   v8::Local<v8::Value> native_api_bridge = bridge_handle.ToV8();
   script_context->module_system()->OnNativeBindingCreated(name,
                                                           native_api_bridge);
@@ skipping 459 matching lines @@
     v8::Local<v8::Value>* binding_util_out) {
   gin::Handle<APIBindingJSUtil> handle = gin::CreateHandle(
       context->GetIsolate(),
       new APIBindingJSUtil(
           api_system_.type_reference_map(), api_system_.request_handler(),
           api_system_.event_handler(), base::Bind(&CallJsFunction)));
   *binding_util_out = handle.ToV8();
 }
 
 }  // namespace extensions