<webview>: First stab at implementing media permission request for guests.

content/common/browser_plugin_message_enums.h

Index: content/common/browser_plugin_message_enums.h
diff --git a/content/common/browser_plugin_message_enums.h b/content/common/browser_plugin_message_enums.h
new file mode 100644
index 0000000000000000000000000000000000000000..fc7954c3e4fa840c9cc8da32d1a4d03d49ed1552
--- /dev/null
+++ b/content/common/browser_plugin_message_enums.h
@@ -0,0 +1,16 @@
+// Copyright 2013 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_COMMON_BROWSER_PLUGIN_MESSAGE_ENUMS_H_
+#define CONTENT_COMMON_BROWSER_PLUGIN_MESSAGE_ENUMS_H_
+
+enum BrowserPluginPermissionType {
+  // Unknown type of permission request.
+  BrowserPluginPermissionTypeUnknown,
+
+  // Media access (audio/video) permission request type.
+  BrowserPluginPermissionTypeMedia,
+};
+
+#endif  // CONTENT_COMMON_BROWSER_PLUGIN_MESSAGE_ENUMS_H_