[Extensions] Remove ExtensionFunction usage of RenderViewHost

chrome/browser/ui/apps/chrome_app_delegate.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 "chrome/browser/ui/apps/chrome_app_delegate.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/macros.h"
@@ skipping 175 matching lines @@
 #if defined(ENABLE_PRINT_PREVIEW)
   printing::PrintViewManager::CreateForWebContents(web_contents);
   printing::PrintPreviewMessageHandler::CreateForWebContents(web_contents);
 #else
   printing::PrintViewManagerBasic::CreateForWebContents(web_contents);
 #endif  // defined(ENABLE_PRINT_PREVIEW)
 #endif  // defined(ENABLE_PRINTING)
   extensions::ChromeExtensionWebContentsObserver::CreateForWebContents(
       web_contents);
 
-  // Kiosk app supports zooming.
-  if (chrome::IsRunningInForcedAppMode())
-    zoom::ZoomController::CreateForWebContents(web_contents);
+  zoom::ZoomController::CreateForWebContents(web_contents);
 }
 
 void ChromeAppDelegate::RenderViewCreated(
     content::RenderViewHost* render_view_host) {
   if (!chrome::IsRunningInForcedAppMode()) {
     // Due to a bug in the way apps reacted to default zoom changes, some apps
     // can incorrectly have host level zoom settings. These aren't wanted as
     // apps cannot be zoomed, so are removed. This should be removed if apps
     // can be made to zoom again.
     // See http://crbug.com/446759 for more details.
@@ skipping 132 matching lines @@
                                         KeepAliveRestartOption::DISABLED));
 }
 
 void ChromeAppDelegate::Observe(int type,
                                 const content::NotificationSource& source,
                                 const content::NotificationDetails& details) {
   DCHECK_EQ(chrome::NOTIFICATION_APP_TERMINATING, type);
   if (!terminating_callback_.is_null())
     terminating_callback_.Run();
 }