Chromium plumbing for Screen Orientation API orientationchange events.

content/browser/screen_orientation/screen_orientation_dispatcher_host.h

+// 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"
+
+namespace content {
+
+// ScreenOrientationDispatcherHost
+class ScreenOrientationDispatcherHost : public BrowserMessageFilter {
+ public:
+  ScreenOrientationDispatcherHost();

[jochen (gone - plz use gerrit), 2014/02/20 16:11:04]

needs a virtual dtor

[mlamouri (slow - plz ping), 2014/02/20 16:32:47]

Done.

+
+  // BrowserMessageFilter
+  virtual bool OnMessageReceived(const IPC::Message&, bool*) OVERRIDE;
+
+  void OnOrientationChange(int orientation);
+
+private:
+  DISALLOW_COPY_AND_ASSIGN(ScreenOrientationDispatcherHost);
+};
+
+}  // namespace content
+
+#endif // CONTENT_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_