chromeos: Move files in //ash/common to //ash, part 2

ash/wm/mru_window_tracker.h

Index: ash/wm/mru_window_tracker.h
diff --git a/ash/common/wm/mru_window_tracker.h b/ash/wm/mru_window_tracker.h
similarity index 91%
rename from ash/common/wm/mru_window_tracker.h
rename to ash/wm/mru_window_tracker.h
index 1c820e398fc7e9ec9ffeee2a420916b995f47ee5..8063b85b232d69266f2ee5a2a0f11fe486c191a0 100644
--- a/ash/common/wm/mru_window_tracker.h
+++ b/ash/wm/mru_window_tracker.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_COMMON_WM_MRU_WINDOW_TRACKER_H_
-#define ASH_COMMON_WM_MRU_WINDOW_TRACKER_H_
+#ifndef ASH_WM_MRU_WINDOW_TRACKER_H_
+#define ASH_WM_MRU_WINDOW_TRACKER_H_
 
 #include <list>
 #include <vector>
 
 #include "ash/ash_export.h"
-#include "ash/common/wm_activation_observer.h"
+#include "ash/wm_activation_observer.h"
 #include "base/macros.h"
 #include "ui/aura/window_observer.h"
 
@@ -65,4 +65,4 @@ class ASH_EXPORT MruWindowTracker : public WmActivationObserver,
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_WM_MRU_WINDOW_TRACKER_H_
+#endif  // ASH_WM_MRU_WINDOW_TRACKER_H_