Revert of Add a chrome://interstitials page.

chrome/browser/ui/webui/interstitials/interstitial_ui.h

Index: chrome/browser/ui/webui/interstitials/interstitial_ui.h
diff --git a/chrome/browser/ui/webui/interstitials/interstitial_ui.h b/chrome/browser/ui/webui/interstitials/interstitial_ui.h
deleted file mode 100644
index 2506c8ce659c494748d546fe5f09bc662449dcaf..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/webui/interstitials/interstitial_ui.h
+++ /dev/null
@@ -1,29 +0,0 @@
-// 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.
-
-#ifndef CHROME_BROWSER_UI_WEBUI_INTERSTITIALS_INTERSTITIAL_UI_H_
-#define CHROME_BROWSER_UI_WEBUI_INTERSTITIALS_INTERSTITIAL_UI_H_
-
-#include <string>
-
-#include "content/public/browser/url_data_source.h"
-#include "content/public/browser/web_ui_controller.h"
-
-class Profile;
-
-namespace content {
-class WebContents;
-}
-
-class InterstitialUI : public content::WebUIController {
- public:
-  explicit InterstitialUI(content::WebUI* web_ui);
-
-  virtual ~InterstitialUI();
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(InterstitialUI);
-};
-
-#endif  // CHROME_BROWSER_UI_WEBUI_INTERSTITIALS_INTERSTITIAL_UI_H_