Revert of Chromium plumbing for Screen Orientation API orientationchange events.

content/browser/screen_orientation/screen_orientation_dispatcher_host.h

Index: content/browser/screen_orientation/screen_orientation_dispatcher_host.h
diff --git a/content/browser/screen_orientation/screen_orientation_dispatcher_host.h b/content/browser/screen_orientation/screen_orientation_dispatcher_host.h
deleted file mode 100644
index 75620d9738d7db0959f6d2e47d2831960954fade..0000000000000000000000000000000000000000
--- a/content/browser/screen_orientation/screen_orientation_dispatcher_host.h
+++ /dev/null
@@ -1,31 +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 CONTENT_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_
-#define CONTENT_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_
-
-#include "content/public/browser/browser_message_filter.h"
-#include "third_party/WebKit/public/platform/WebScreenOrientation.h"
-
-namespace content {
-
-// ScreenOrientationDispatcherHost
-class ScreenOrientationDispatcherHost : public BrowserMessageFilter {
- public:
-  ScreenOrientationDispatcherHost();
-
-  // BrowserMessageFilter
-  virtual bool OnMessageReceived(const IPC::Message&, bool*) OVERRIDE;
-
-  void OnOrientationChange(blink::WebScreenOrientation orientation);
-
-private:
-  virtual ~ScreenOrientationDispatcherHost() {}
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenOrientationDispatcherHost);
-};
-
-}  // namespace content
-
-#endif // CONTENT_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_