[Extensions Bindings] Add support for custom property types

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/content_switches.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_api.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/common/features/feature_provider.h"
 #include "extensions/renderer/api_binding_bridge.h"
 #include "extensions/renderer/api_binding_hooks.h"
 #include "extensions/renderer/module_system.h"
 #include "extensions/renderer/script_context.h"
 #include "extensions/renderer/script_context_set.h"
+#include "extensions/renderer/storage_area.h"
 #include "gin/converter.h"
 #include "gin/handle.h"
 #include "gin/per_context_data.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 
 namespace extensions {
 
 namespace {
 
@@ skipping 294 matching lines @@
       send_event_listener_ipc_(send_event_listener_ipc),
       api_system_(
           base::Bind(&CallJsFunction),
           base::Bind(&CallJsFunctionSync),
           base::Bind(&GetAPISchema),
           base::Bind(&NativeExtensionBindingsSystem::SendRequest,
                      base::Unretained(this)),
           base::Bind(&NativeExtensionBindingsSystem::OnEventListenerChanged,
                      base::Unretained(this)),
           APILastError(base::Bind(&GetRuntime))),
-      weak_factory_(this) {}
+      weak_factory_(this) {
+  api_system_.RegisterCustomType("storage.StorageArea",
+                                 base::Bind(&StorageArea::CreateStorageArea));
+}
 
 NativeExtensionBindingsSystem::~NativeExtensionBindingsSystem() {}
 
 void NativeExtensionBindingsSystem::DidCreateScriptContext(
     ScriptContext* context) {}
 
 void NativeExtensionBindingsSystem::WillReleaseScriptContext(
     ScriptContext* context) {}
 
 void NativeExtensionBindingsSystem::UpdateBindingsForContext(
@@ skipping 280 matching lines @@
 
 void NativeExtensionBindingsSystem::OnEventListenerChanged(
     const std::string& event_name,
     binding::EventListenersChanged change,
     v8::Local<v8::Context> context) {
   send_event_listener_ipc_.Run(
       change, ScriptContextSet::GetContextByV8Context(context), event_name);
 }
 
 }  // namespace extensions