Convert WindowOpenDisposition to an enum class.

chrome/browser/ui/views/conflicting_module_view_win.cc

Index: chrome/browser/ui/views/conflicting_module_view_win.cc
diff --git a/chrome/browser/ui/views/conflicting_module_view_win.cc b/chrome/browser/ui/views/conflicting_module_view_win.cc
index 2afe6b6ec87e9aeac7c944053171bb0965853a93..e8b17977cc244f70604c9de0e9e234de6f7d0614 100644
--- a/chrome/browser/ui/views/conflicting_module_view_win.cc
+++ b/chrome/browser/ui/views/conflicting_module_view_win.cc
@@ -115,9 +115,10 @@ void ConflictingModuleView::OnWidgetClosing(views::Widget* widget) {
 }
 
 bool ConflictingModuleView::Accept() {
-  browser_->OpenURL(content::OpenURLParams(
-      help_center_url_, content::Referrer(), NEW_FOREGROUND_TAB,
-      ui::PAGE_TRANSITION_LINK, false));
+  browser_->OpenURL(
+      content::OpenURLParams(help_center_url_, content::Referrer(),
+                             WindowOpenDisposition::NEW_FOREGROUND_TAB,
+                             ui::PAGE_TRANSITION_LINK, false));
   EnumerateModulesModel::GetInstance()->AcknowledgeConflictNotification();
   return true;
 }