mash: Move //ash/system/date to //ash/common

ash/common/system/date/tray_date.cc

Index: ash/common/system/date/tray_date.cc
diff --git a/ash/system/date/tray_date.cc b/ash/common/system/date/tray_date.cc
similarity index 94%
rename from ash/system/date/tray_date.cc
rename to ash/common/system/date/tray_date.cc
index 9d2e628b086e589a521bfbe08819a6b0eac52b21..bf4f41a9618eac2988c19455186d2421f0b694c1 100644
--- a/ash/system/date/tray_date.cc
+++ b/ash/common/system/date/tray_date.cc
@@ -2,18 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "ash/system/date/tray_date.h"
+#include "ash/common/system/date/tray_date.h"
 
 #include "ash/common/shelf/wm_shelf_util.h"
+#include "ash/common/system/date/date_default_view.h"
+#include "ash/common/system/date/date_view.h"
 #include "ash/common/system/tray/tray_item_view.h"
 #include "ash/common/system/tray/wm_system_tray_notifier.h"
 #include "ash/common/wm_shell.h"
-#include "ash/system/date/date_default_view.h"
-#include "ash/system/date/date_view.h"
 #include "ash/system/tray/system_tray.h"
 
 #if defined(OS_CHROMEOS)
-#include "ash/system/chromeos/system_clock_observer.h"
+#include "ash/common/system/chromeos/system_clock_observer.h"
 #endif
 
 namespace ash {