mus: move View Manager to components/mus/vm

components/mus/vm/server_view_observer.h

Index: components/mus/vm/server_view_observer.h
diff --git a/components/mus/server_view_observer.h b/components/mus/vm/server_view_observer.h
similarity index 93%
rename from components/mus/server_view_observer.h
rename to components/mus/vm/server_view_observer.h
index d744639d7e21d207ea05ef34eaffa6fb9c6fa7c5..a4b151cd06fde4f85608d0ea591425ca259d4ffc 100644
--- a/components/mus/server_view_observer.h
+++ b/components/mus/vm/server_view_observer.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_MUS_SERVER_VIEW_OBSERVER_H_
-#define COMPONENTS_MUS_SERVER_VIEW_OBSERVER_H_
+#ifndef COMPONENTS_MUS_VM_SERVER_VIEW_OBSERVER_H_
+#define COMPONENTS_MUS_VM_SERVER_VIEW_OBSERVER_H_
 
 #include "components/mus/public/interfaces/mus_constants.mojom.h"
 
@@ -67,4 +67,4 @@ class ServerViewObserver {
 
 }  // namespace mus
 
-#endif  // COMPONENTS_MUS_SERVER_VIEW_OBSERVER_H_
+#endif  // COMPONENTS_MUS_VM_SERVER_VIEW_OBSERVER_H_