[Extensions Bindings] Add a bindings/ subdirectory under renderer

extensions/renderer/api_binding_hooks_test_delegate.h

-// Copyright 2017 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_BINDING_HOOKS_TEST_DELEGATE_H_
-#define EXTENSIONS_RENDERER_API_BINDING_HOOKS_TEST_DELEGATE_H_
-
-#include <map>
-#include <string>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "base/strings/string_piece.h"
-#include "extensions/renderer/api_binding_hooks_delegate.h"
-#include "extensions/renderer/api_binding_types.h"
-#include "v8/include/v8.h"
-
-namespace extensions {
-
-// A test class to simply adding custom events or handlers for API hooks.
-class APIBindingHooksTestDelegate : public APIBindingHooksDelegate {
- public:
-  APIBindingHooksTestDelegate();
-  ~APIBindingHooksTestDelegate() override;
-
-  using CustomEventFactory = base::Callback<v8::Local<v8::Value>(
-      v8::Local<v8::Context>,
-      const binding::RunJSFunctionSync& run_js,
-      const std::string& event_name)>;
-
-  using RequestHandler = base::Callback<APIBindingHooks::RequestResult(
-      const APISignature*,
-      v8::Local<v8::Context> context,
-      std::vector<v8::Local<v8::Value>>*,
-      const APITypeReferenceMap&)>;
-
-  using TemplateInitializer = base::Callback<void(v8::Isolate*,
-                                                  v8::Local<v8::ObjectTemplate>,
-                                                  const APITypeReferenceMap&)>;
-
-  // Adds a custom |handler| for the method with the given |name|.
-  void AddHandler(base::StringPiece name, const RequestHandler& handler);
-
-  // Creates events with the given factory.
-  void SetCustomEvent(const CustomEventFactory& custom_event);
-
-  void SetTemplateInitializer(const TemplateInitializer& initializer);
-
-  // APIBindingHooksDelegate:
-  bool CreateCustomEvent(v8::Local<v8::Context> context,
-                         const binding::RunJSFunctionSync& run_js_sync,
-                         const std::string& event_name,
-                         v8::Local<v8::Value>* event_out) override;
-  APIBindingHooks::RequestResult HandleRequest(
-      const std::string& method_name,
-      const APISignature* signature,
-      v8::Local<v8::Context> context,
-      std::vector<v8::Local<v8::Value>>* arguments,
-      const APITypeReferenceMap& refs) override;
-  void InitializeTemplate(v8::Isolate* isolate,
-                          v8::Local<v8::ObjectTemplate> object_template,
-                          const APITypeReferenceMap& type_refs) override;
-
- private:
-  std::map<std::string, RequestHandler> request_handlers_;
-  CustomEventFactory custom_event_;
-  TemplateInitializer template_initializer_;
-
-  DISALLOW_COPY_AND_ASSIGN(APIBindingHooksTestDelegate);
-};
-
-}  // namespace extensions
-
-#endif  // EXTENSIONS_RENDERER_API_BINDING_HOOKS_TEST_DELEGATE_H_