Convert WindowOpenDisposition to an enum class.

chrome/browser/extensions/extension_view_host.cc

 // Copyright 2013 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/extensions/extension_view_host.h"
 
 #include "base/macros.h"
 #include "base/strings/string_piece.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 130 matching lines @@
   return false;
 }
 
 // content::WebContentsDelegate overrides:
 
 WebContents* ExtensionViewHost::OpenURLFromTab(
     WebContents* source,
     const OpenURLParams& params) {
   // Whitelist the dispositions we will allow to be opened.
   switch (params.disposition) {
-    case SINGLETON_TAB:
-    case NEW_FOREGROUND_TAB:
-    case NEW_BACKGROUND_TAB:
-    case NEW_POPUP:
-    case NEW_WINDOW:
-    case SAVE_TO_DISK:
-    case OFF_THE_RECORD: {
+    case WindowOpenDisposition::SINGLETON_TAB:
+    case WindowOpenDisposition::NEW_FOREGROUND_TAB:
+    case WindowOpenDisposition::NEW_BACKGROUND_TAB:
+    case WindowOpenDisposition::NEW_POPUP:
+    case WindowOpenDisposition::NEW_WINDOW:
+    case WindowOpenDisposition::SAVE_TO_DISK:
+    case WindowOpenDisposition::OFF_THE_RECORD: {
       // Only allow these from hosts that are bound to a browser (e.g. popups).
       // Otherwise they are not driven by a user gesture.
       Browser* browser = view_->GetBrowser();
       return browser ? browser->OpenURL(params) : NULL;
     }
     default:
       return NULL;
   }
 }
 
@@ skipping 130 matching lines @@
                                 const content::NotificationSource& source,
                                 const content::NotificationDetails& details) {
   DCHECK_EQ(type, extensions::NOTIFICATION_EXTENSION_BACKGROUND_PAGE_READY);
   DCHECK(ExtensionSystem::Get(browser_context())
              ->runtime_data()
              ->IsBackgroundPageReady(extension()));
   LoadInitialURL();
 }
 
 }  // namespace extensions