Loads CastEglPlatform implementation from shared library.

ui/ozone/platform/cast/ozone_platform_cast.h

Index: ui/ozone/platform/cast/ozone_platform_cast.h
diff --git a/ui/ozone/platform/cast/ozone_platform_cast.h b/ui/ozone/platform/cast/ozone_platform_cast.h
new file mode 100644
index 0000000000000000000000000000000000000000..7698c1acd6ae1792fb9ea33ea3a420529bbeadec
--- /dev/null
+++ b/ui/ozone/platform/cast/ozone_platform_cast.h
@@ -0,0 +1,17 @@
+// Copyright 2015 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 UI_OZONE_PLATFORM_CAST_OZONE_PLATFORM_CAST_H
+#define UI_OZONE_PLATFORM_CAST_OZONE_PLATFORM_CAST_H
+
+namespace ui {
+
+class OzonePlatform;
+
+// Constructor hook for use in ozone_platform_list.cc
+OzonePlatform* CreateOzonePlatformCast();
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_CAST_OZONE_PLATFORM_CAST_H