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

ash/wm/root_window_finder.h

Index: ash/wm/root_window_finder.h
diff --git a/ash/common/wm/root_window_finder.h b/ash/wm/root_window_finder.h
similarity index 84%
rename from ash/common/wm/root_window_finder.h
rename to ash/wm/root_window_finder.h
index bfda8c9bc388561e4a3795b33d436aaeb57f1844..ce568bfcf5b7ddd7abe7c1762f1c130ecff481ef 100644
--- a/ash/common/wm/root_window_finder.h
+++ b/ash/wm/root_window_finder.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_WM_ROOT_WINDOW_FINDER_H_
-#define ASH_COMMON_WM_ROOT_WINDOW_FINDER_H_
+#ifndef ASH_WM_ROOT_WINDOW_FINDER_H_
+#define ASH_WM_ROOT_WINDOW_FINDER_H_
 
 #include "ash/ash_export.h"
 
@@ -30,4 +30,4 @@ ASH_EXPORT WmWindow* GetRootWindowMatching(const gfx::Rect& rect);
 }  // namespace wm
 }  // namespace ash
 
-#endif  // ASH_COMMON_WM_ROOT_WINDOW_FINDER_H_
+#endif  // ASH_WM_ROOT_WINDOW_FINDER_H_