Separate usb device handle from usb device. (deprecate)

chrome/browser/extensions/api/usb/usb_device_resource.cc

 // Copyright (c) 2012 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 "chrome/browser/extensions/api/usb/usb_device_resource.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/synchronization/lock.h"
 #include "chrome/browser/extensions/api/api_resource.h"
-#include "chrome/browser/usb/usb_device.h"
+#include "chrome/browser/usb/usb_device_handle.h"
 #include "chrome/common/extensions/api/usb.h"
 
 namespace extensions {
 
+namespace {
+
+void EmptyCallback() { }
+
+}  // namepsace
+
 UsbDeviceResource::UsbDeviceResource(const std::string& owner_extension_id,
-                                     scoped_refptr<UsbDevice> device)
+                                     scoped_refptr<UsbDeviceHandle> device)
     : ApiResource(owner_extension_id), device_(device) {}
 
-UsbDeviceResource::~UsbDeviceResource() {}
+UsbDeviceResource::~UsbDeviceResource() {
+  device_->Close(base::Bind(&EmptyCallback));
+}
 
 }  // namespace extensions