[Extensions Bindings] Add an ExceptionHandler class

extensions/renderer/bindings/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_BINDINGS_API_BINDINGS_SYSTEM_H_
 #define EXTENSIONS_RENDERER_BINDINGS_API_BINDINGS_SYSTEM_H_
 
 #include <map>
 #include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "extensions/renderer/bindings/api_binding.h"
 #include "extensions/renderer/bindings/api_binding_types.h"
 #include "extensions/renderer/bindings/api_event_handler.h"
 #include "extensions/renderer/bindings/api_last_error.h"
 #include "extensions/renderer/bindings/api_request_handler.h"
 #include "extensions/renderer/bindings/api_type_reference_map.h"
 #include "extensions/renderer/bindings/binding_access_checker.h"
+#include "extensions/renderer/bindings/exception_handler.h"
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 namespace extensions {
 class APIBindingHooks;
 
 // A class encompassing the necessary pieces to construct the JS entry points
@@ skipping 13 matching lines @@
       const BindingAccessChecker* access_checker)>;
 
   APIBindingsSystem(
       const binding::RunJSFunction& call_js,
       const binding::RunJSFunctionSync& call_js_sync,
       const GetAPISchemaMethod& get_api_schema,
       const BindingAccessChecker::AvailabilityCallback& is_available,
       const APIRequestHandler::SendRequestMethod& send_request,
       const APIEventHandler::EventListenersChangedMethod&
           event_listeners_changed,
+      const binding::AddConsoleError& add_console_error,
       APILastError last_error);
   ~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,
       APIBindingHooks** hooks_out);
 
   // Responds to the request with the given |request_id|, calling the callback
@@ skipping 23 matching lines @@
   // storage.StorageArea).
   void RegisterCustomType(const std::string& type_name,
                           const CustomTypeHandler& function);
 
   // Handles any cleanup necessary before releasing the given |context|.
   void WillReleaseContext(v8::Local<v8::Context> context);
 
   APIRequestHandler* request_handler() { return &request_handler_; }
   APIEventHandler* event_handler() { return &event_handler_; }
   APITypeReferenceMap* type_reference_map() { return &type_reference_map_; }
+  ExceptionHandler* exception_handler() { return &exception_handler_; }
 
  private:
   // Creates a new APIBinding for the given |api_name|.
   std::unique_ptr<APIBinding> CreateNewAPIBinding(const std::string& api_name);
 
   // Callback for the APITypeReferenceMap in order to initialize an unknown
   // type.
   void InitializeType(const std::string& name);
 
   // Handles creating the type for the specified property.
   v8::Local<v8::Object> CreateCustomType(
       v8::Isolate* isolate,
       const std::string& type_name,
       const std::string& property_name,
       const base::ListValue* property_values);
 
   // The map of cached API reference types.
   APITypeReferenceMap type_reference_map_;
 
+  // The exception handler for the system.
+  ExceptionHandler exception_handler_;
+
   // The request handler associated with the system.
   APIRequestHandler request_handler_;
 
   // The event handler associated with the system.
   APIEventHandler event_handler_;
 
   // The access checker associated with the system.
   BindingAccessChecker access_checker_;
 
   // A map from api_name -> APIBinding for constructed APIs. APIBindings are
@@ skipping 14 matching lines @@
   // 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_;
 
   DISALLOW_COPY_AND_ASSIGN(APIBindingsSystem);
 };
 
 }  // namespace
 
 #endif  // EXTENSIONS_RENDERER_BINDINGS_API_BINDINGS_SYSTEM_H_