struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

chrome/browser/extensions/tab_helper.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/extensions/tab_helper.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 596 matching lines @@
       install_id,
       success,
       success ? std::string() : error,
       result));
 }
 
 WebContents* TabHelper::GetAssociatedWebContents() const {
   return web_contents();
 }
 
-void TabHelper::OnExtensionUnloaded(
-    content::BrowserContext* browser_context,
-    const Extension* extension,
-    UnloadedExtensionInfo::Reason reason) {
+void TabHelper::OnExtensionUnloaded(content::BrowserContext* browser_context,
+                                    const Extension* extension,
+                                    UnloadedExtensionReason reason) {
   DCHECK(extension_app_);
   if (extension == extension_app_)
     SetExtensionApp(nullptr);
 }
 
 void TabHelper::GetApplicationInfo(WebAppAction action) {
   NavigationEntry* entry =
       web_contents()->GetController().GetLastCommittedEntry();
   if (!entry)
     return;
@@ skipping 23 matching lines @@
   }
 }
 
 void TabHelper::SetTabId(content::RenderFrameHost* render_frame_host) {
   render_frame_host->Send(
       new ExtensionMsg_SetTabId(render_frame_host->GetRoutingID(),
                                 SessionTabHelper::IdForTab(web_contents())));
 }
 
 }  // namespace extensions