Revert of Remove WINDOW_TYPE_V1_PANEL AppWindow type

extensions/components/native_app_window/native_app_window_views.cc

 // Copyright 2014 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 "extensions/components/native_app_window/native_app_window_views.h"
 
 #include "base/threading/sequenced_worker_pool.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host.h"
 #include "content/public/browser/render_widget_host_view.h"
@@ skipping 209 matching lines @@
 
 bool NativeAppWindowViews::CanMinimize() const {
   return true;
 }
 
 base::string16 NativeAppWindowViews::GetWindowTitle() const {
   return app_window_->GetTitle();
 }
 
 bool NativeAppWindowViews::ShouldShowWindowTitle() const {
-  return false;
+  return app_window_->window_type() == AppWindow::WINDOW_TYPE_V1_PANEL;
+}
+
+bool NativeAppWindowViews::ShouldShowWindowIcon() const {
+  return app_window_->window_type() == AppWindow::WINDOW_TYPE_V1_PANEL;
 }
 
 void NativeAppWindowViews::SaveWindowPlacement(const gfx::Rect& bounds,
                                                ui::WindowShowState show_state) {
   views::WidgetDelegate::SaveWindowPlacement(bounds, show_state);
   app_window_->OnNativeWindowChanged();
 }
 
 void NativeAppWindowViews::DeleteDelegate() {
   widget_->RemoveObserver(this);
@@ skipping 190 matching lines @@
   return widget_->IsTranslucentWindowOpacitySupported();
 }
 
 void NativeAppWindowViews::SetVisibleOnAllWorkspaces(bool always_visible) {
   widget_->SetVisibleOnAllWorkspaces(always_visible);
 }
 
 void NativeAppWindowViews::SetActivateOnPointer(bool activate_on_pointer) {}
 
 }  // namespace native_app_window