Convert WindowOpenDisposition to an enum class.

chrome/browser/chromeos/extensions/echo_private_api.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/chromeos/extensions/echo_private_api.h"
 
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 189 matching lines @@
 
 void EchoPrivateGetUserConsentFunction::OnCancel() {
   Finalize(false);
 }
 
 void EchoPrivateGetUserConsentFunction::OnMoreInfoLinkClicked() {
   chrome::NavigateParams params(
       GetProfile(), GURL(kMoreInfoLink), ui::PAGE_TRANSITION_LINK);
   // Open the link in a new window. The echo dialog is modal, so the current
   // window is useless until the dialog is closed.
-  params.disposition = NEW_WINDOW;
+  params.disposition = WindowOpenDisposition::NEW_WINDOW;
   chrome::Navigate(&params);
 }
 
 void EchoPrivateGetUserConsentFunction::CheckRedeemOffersAllowed() {
   chromeos::CrosSettingsProvider::TrustedStatus status =
       chromeos::CrosSettings::Get()->PrepareTrustedValues(base::Bind(
           &EchoPrivateGetUserConsentFunction::CheckRedeemOffersAllowed,
           this));
   if (status == chromeos::CrosSettingsProvider::TEMPORARILY_UNTRUSTED)
     return;
@@ skipping 50 matching lines @@
 void EchoPrivateGetUserConsentFunction::Finalize(bool consent) {
   // Consent should not be true if offers redeeming is disabled.
   CHECK(redeem_offers_allowed_ || !consent);
   results_ = echo_api::GetUserConsent::Results::Create(consent);
   SendResponse(true);
 
   // Release the reference added in |OnRedeemOffersAllowedChecked|, before
   // showing the dialog.
   Release();
 }