[Extensions UI] Convert ExtensionMessageBubbles to ToolbarActionsBarBubbles

chrome/browser/extensions/dev_mode_bubble_delegate.cc

 // Copyright (c) 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/dev_mode_bubble_delegate.h"
 
 #include "base/lazy_instance.h"
 #include "base/metrics/histogram.h"
 #include "chrome/browser/extensions/extension_action_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 57 matching lines @@
 
 base::string16 DevModeBubbleDelegate::GetDismissButtonLabel() const {
   return l10n_util::GetStringUTF16(IDS_CANCEL);
 }
 
 bool DevModeBubbleDelegate::ShouldCloseOnDeactivate() const {
   return false;
 }
 
 bool DevModeBubbleDelegate::ShouldShowExtensionList() const {
-  return false;
+  return true;
 }
 
 bool DevModeBubbleDelegate::ShouldHighlightExtensions() const {
   return true;
 }
 
 bool DevModeBubbleDelegate::ShouldLimitToEnabledExtensions() const {
   return true;
 }
 
@@ skipping 11 matching lines @@
 
 const char* DevModeBubbleDelegate::GetKey() {
   return "DevModeBubbleDelegate";
 }
 
 bool DevModeBubbleDelegate::ClearProfileSetAfterAction() {
   return false;
 }
 
 }  // namespace extensions