Make PermissionRequest::GetIconId return different types

chrome/browser/download/download_permission_request.cc

 // Copyright 2014 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/download/download_permission_request.h"
 
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/vector_icons_public.h"
 
 DownloadPermissionRequest::DownloadPermissionRequest(
     base::WeakPtr<DownloadRequestLimiter::TabDownloadState> host)
     : host_(host) {
   const content::WebContents* web_contents = host_->web_contents();
   DCHECK(web_contents);
   request_origin_ = web_contents->GetURL().GetOrigin();
 }
 
 DownloadPermissionRequest::~DownloadPermissionRequest() {}
 
-gfx::VectorIconId DownloadPermissionRequest::GetVectorIconId() const {
+PermissionRequest::IconId DownloadPermissionRequest::GetIconId() const {
   return gfx::VectorIconId::FILE_DOWNLOAD;
 }
 
 base::string16 DownloadPermissionRequest::GetMessageTextFragment() const {
   return l10n_util::GetStringUTF16(IDS_MULTI_DOWNLOAD_PERMISSION_FRAGMENT);
 }
 
 GURL DownloadPermissionRequest::GetOrigin() const {
   return request_origin_;
 }
@@ skipping 20 matching lines @@
 }
 
 void DownloadPermissionRequest::RequestFinished() {
   delete this;
 }
 
 PermissionRequestType DownloadPermissionRequest::GetPermissionRequestType()
     const {
   return PermissionRequestType::DOWNLOAD;
 }