Export ScreenOrientationProvider

content/public/browser/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_PUBLIC_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_
+#define CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_
+
+#include "content/common/content_export.h"
+#include "third_party/WebKit/public/platform/WebLockOrientationError.h"
+
+namespace content {
+
+// ScreenOrientationDispatcherHost receives lock and unlock requests from the
+// RenderFrames and dispatch them to the ScreenOrientationProvider. It also
+// make sure that the right RenderFrame get replied for each lock request.
+class CONTENT_EXPORT ScreenOrientationDispatcherHost {
+ public:
+  virtual ~ScreenOrientationDispatcherHost() {}
+
+  // Notifies that the lock with the given |request_id| has succeeded.
+  // The renderer process will be notified that the lock succeeded only if
+  // |request_id| matches the current lock information.
+  virtual void NotifyLockSuccess(int request_id) = 0;
+
+  // Notifies that the lock with the given |request_id| has failed.
+  // The renderer process will be notified that the lock succeeded only if
+  // |request_id| matches the current lock information.
+  virtual void NotifyLockError(int request_id,
+                               blink::WebLockOrientationError error) = 0;
+
+  virtual void OnOrientationChange() = 0;
+};
+
+}  // namespace content
+
+#endif // CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_DISPATCHER_HOST_H_