Media Related changes for TabCapture API

content/public/browser/media_request_state.h

+// Copyright (c) 2012 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_MEDIA_REQUEST_STATE_H_
+#define CONTENT_PUBLIC_BROWSER_MEDIA_REQUEST_STATE_H_
+
+namespace content {
+
+enum MediaRequestState {
+  MEDIA_REQUEST_STATE_NOT_REQUESTED = 0,
+  MEDIA_REQUEST_STATE_REQUESTED,
+  MEDIA_REQUEST_STATE_PENDING_APPROVAL,
+  MEDIA_REQUEST_STATE_OPENING,
+  MEDIA_REQUEST_STATE_DONE,
+  MEDIA_REQUEST_STATE_CLOSING,
+  MEDIA_REQUEST_STATE_ERROR
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_BROWSER_MEDIA_REQUEST_STATE_H_