Convert WindowOpenDisposition to an enum class.

chrome/browser/ui/browser.cc

 // Copyright 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/ui/browser.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <string>
@@ skipping 995 matching lines @@
   // since the omnibox expects the correct element to already be focused when it
   // is updated.
   window_->OnActiveTabChanged(old_contents, new_contents, index, reason);
 
   exclusive_access_manager_->OnTabDetachedFromView(old_contents);
 
   // Discarded tabs always get reloaded.
   // TODO(georgesak): Validate the usefulness of this. And if needed then move
   // to TabManager.
   if (g_browser_process->GetTabManager()->IsTabDiscarded(new_contents))
-    chrome::Reload(this, CURRENT_TAB);
+    chrome::Reload(this, WindowOpenDisposition::CURRENT_TAB);
 
   // If we have any update pending, do it now.
   if (chrome_updater_factory_.HasWeakPtrs() && old_contents)
     ProcessPendingUIUpdates();
 
   // Propagate the profile to the location bar.
   UpdateToolbar((reason & CHANGE_REASON_REPLACED) == 0);
 
   if (search::IsInstantExtendedAPIEnabled())
     search_delegate_->OnTabActivated(new_contents);
@@ skipping 334 matching lines @@
   nav_params.tabstrip_add_types = TabStripModel::ADD_NONE;
   if (params.user_gesture)
     nav_params.window_action = chrome::NavigateParams::SHOW_WINDOW;
   nav_params.user_gesture = params.user_gesture;
 
   PopupBlockerTabHelper* popup_blocker_helper = NULL;
   if (source)
     popup_blocker_helper = PopupBlockerTabHelper::FromWebContents(source);
 
   if (popup_blocker_helper) {
-    if ((params.disposition == NEW_POPUP ||
-         params.disposition == NEW_FOREGROUND_TAB ||
-         params.disposition == NEW_BACKGROUND_TAB ||
-         params.disposition == NEW_WINDOW) &&
+    if ((params.disposition == WindowOpenDisposition::NEW_POPUP ||
+         params.disposition == WindowOpenDisposition::NEW_FOREGROUND_TAB ||
+         params.disposition == WindowOpenDisposition::NEW_BACKGROUND_TAB ||
+         params.disposition == WindowOpenDisposition::NEW_WINDOW) &&
         !params.user_gesture &&
         !base::CommandLine::ForCurrentProcess()->HasSwitch(
             switches::kDisablePopupBlocking)) {
       if (popup_blocker_helper->MaybeBlockPopup(nav_params,
                                                 WebWindowFeatures())) {
         return NULL;
       }
     }
   }
 
@@ skipping 550 matching lines @@
 #if defined(OS_CHROMEOS)
   const GURL external_url =
       chromeos::CreateExternalFileURLFromPath(profile_, file_info.file_path);
   if (!external_url.is_empty())
     url = external_url;
 #endif
 
   if (url.is_empty())
     return;
 
-  OpenURL(OpenURLParams(
-      url, Referrer(), CURRENT_TAB, ui::PAGE_TRANSITION_TYPED, false));
+  OpenURL(OpenURLParams(url, Referrer(), WindowOpenDisposition::CURRENT_TAB,
+                        ui::PAGE_TRANSITION_TYPED, false));
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, content::NotificationObserver implementation:
 
 void Browser::Observe(int type,
                       const content::NotificationSource& source,
                       const content::NotificationDetails& details) {
   switch (type) {
     case extensions::NOTIFICATION_EXTENSION_PROCESS_TERMINATED: {
@@ skipping 607 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         ui::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }