Define DevTools content API

content/public/browser/devtools_frontend_window.h

Index: content/public/browser/devtools_frontend_window.h
diff --git a/content/public/browser/devtools_frontend_window.h b/content/public/browser/devtools_frontend_window.h
deleted file mode 100644
index e8ddfea4cfa7d347c85e3762e60f84e56afe81c1..0000000000000000000000000000000000000000
--- a/content/public/browser/devtools_frontend_window.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright (c) 2011 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 CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_WINDOW_H_
-#define CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_WINDOW_H_
-#pragma once
-
-class TabContents;
-
-namespace content {
-
-class DevToolsFrontendWindowDelegate;
-
-// Installs delegate for DevTools front-end loaded into |client_tab_contents|.
-void SetupDevToolsFrontendDelegate(
-    TabContents* client_tab_contents,
-    DevToolsFrontendWindowDelegate* delegate);
-
-}
-
-#endif  // CONTENT_PUBLIC_BROWSER_DEVTOOLS_FRONTEND_WINDOW_H_