Convert WindowOpenDisposition to an enum class.

chrome/browser/usb/usb_chooser_controller.cc

 // Copyright 2015 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/usb/usb_chooser_controller.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 121 matching lines @@
   RecordWebUsbChooserClosure(devices_.size() == 0
                                  ? WEBUSB_CHOOSER_CLOSED_CANCELLED_NO_DEVICES
                                  : WEBUSB_CHOOSER_CLOSED_CANCELLED);
 }
 
 void UsbChooserController::Close() {}
 
 void UsbChooserController::OpenHelpCenterUrl() const {
   GetBrowser()->OpenURL(content::OpenURLParams(
       GURL(chrome::kChooserUsbOverviewURL), content::Referrer(),
-      NEW_FOREGROUND_TAB, ui::PAGE_TRANSITION_AUTO_TOPLEVEL,
-      false /* is_renderer_initialized */));
+      WindowOpenDisposition::NEW_FOREGROUND_TAB,
+      ui::PAGE_TRANSITION_AUTO_TOPLEVEL, false /* is_renderer_initialized */));
 }
 
 void UsbChooserController::OnDeviceAdded(
     scoped_refptr<device::UsbDevice> device) {
   if (DisplayDevice(device)) {
     const base::string16& device_name = device->product_string();
     devices_.push_back(std::make_pair(device, device_name));
     ++device_name_map_[device_name];
     if (view())
       view()->OnOptionAdded(devices_.size() - 1);
@@ skipping 33 matching lines @@
 
 bool UsbChooserController::DisplayDevice(
     scoped_refptr<device::UsbDevice> device) const {
   return device::UsbDeviceFilter::MatchesAny(device, filters_) &&
          (base::CommandLine::ForCurrentProcess()->HasSwitch(
               switches::kDisableWebUsbSecurity) ||
           device::FindInWebUsbAllowedOrigins(
               device->webusb_allowed_origins(),
               render_frame_host_->GetLastCommittedURL().GetOrigin()));
 }