Replace ExtensionAction with ExtensionAction2.

chrome/browser/extensions/extension_page_actions_module.cc

 // Copyright (c) 2009 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_page_actions_module.h"
 
 #include "base/string_util.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/profile.h"
@@ skipping 38 matching lines @@
   if (enable) {
     // Both of those are optional.
     if (action->HasKey(keys::kTitleKey))
       EXTENSION_FUNCTION_VALIDATE(action->GetString(keys::kTitleKey, &title));
     if (action->HasKey(keys::kIconIdKey)) {
       EXTENSION_FUNCTION_VALIDATE(action->GetInteger(keys::kIconIdKey,
                                                      &icon_id));
     }
   }
 
-  ExtensionAction2* page_action = dispatcher()->GetExtension()->page_action();
+  ExtensionAction* page_action = dispatcher()->GetExtension()->page_action();
   if (!page_action) {
     error_ = kNoPageActionError;
     return false;
   }
 
   if (icon_id < 0 ||
       static_cast<size_t>(icon_id) >= page_action->icon_paths()->size()) {
     error_ = (icon_id == 0) ? kNoIconSpecified : kIconIndexOutOfBounds;
     return false;
   }
@@ skipping 185 matching lines @@
   if (!InitCommon(tab_id))
     return false;
 
   std::string text;
   EXTENSION_FUNCTION_VALIDATE(args->GetString(L"text", &text));
 
   page_action_->SetBadgeText(tab_id, text);
   contents_->PageActionStateChanged();
   return true;
 }