mash: Move session_types.h to ash/public

ash/public/cpp/session_types.h

Index: ash/public/cpp/session_types.h
diff --git a/ash/common/session/session_types.h b/ash/public/cpp/session_types.h
similarity index 84%
rename from ash/common/session/session_types.h
rename to ash/public/cpp/session_types.h
index 6c7b079b499a24634b770bd1e14fb6acbbde967c..c5c59f031e36e3a5bdb5d2e8a3b2f9c93e56c1a8 100644
--- a/ash/common/session/session_types.h
+++ b/ash/public/cpp/session_types.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 ASH_COMMON_SESSION_SESSION_TYPES_H_
-#define ASH_COMMON_SESSION_SESSION_TYPES_H_
+#ifndef ASH_PUBLIC_CPP_SESSION_TYPES_H_
+#define ASH_PUBLIC_CPP_SESSION_TYPES_H_
 
 namespace ash {
 
@@ -25,4 +25,4 @@ enum class AddUserSessionPolicy {
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SESSION_SESSION_TYPES_H_
+#endif  // ASH_PUBLIC_CPP_SESSION_TYPES_H_