Delete athena/

athena/main/placeholder.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 "athena/main/placeholder.h"
-
-#include "athena/activity/public/activity.h"
-#include "athena/activity/public/activity_factory.h"
-#include "athena/resources/grit/athena_resources.h"
-#include "athena/system/public/system_ui.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/image/image_skia.h"
-
-void CreateTestPages(content::BrowserContext* browser_context) {
-  const char* kTestURLs[] = {
-      "http://cyan.bikeshed.com", "https://news.google.com",
-      "http://blue.bikeshed.com", "https://www.google.com",
-  };
-  athena::ActivityFactory* factory = athena::ActivityFactory::Get();
-  for (size_t i = 0; i < arraysize(kTestURLs); ++i) {
-    athena::Activity* activity = factory->CreateWebActivity(
-        browser_context, base::string16(), GURL(kTestURLs[i]));
-    athena::Activity::Show(activity);
-  }
-}
-
-void SetupBackgroundImage() {
-  const gfx::ImageSkia wallpaper = *ui::ResourceBundle::GetSharedInstance()
-      .GetImageSkiaNamed(IDR_ATHENA_BACKGROUND);
-  athena::SystemUI::Get()->SetBackgroundImage(wallpaper);
-}