Copies workspace_layout_manager_unittest to mash

mash/wm/workspace/workspace_layout_manager_unittest.cc

Index: mash/wm/workspace/workspace_layout_manager_unittest.cc
diff --git a/ash/wm/workspace/workspace_layout_manager_unittest.cc b/mash/wm/workspace/workspace_layout_manager_unittest.cc
similarity index 98%
copy from ash/wm/workspace/workspace_layout_manager_unittest.cc
copy to mash/wm/workspace/workspace_layout_manager_unittest.cc
index 89603f0f60295e17a29a570e878b74dab13c317d..9d556a868e6b39ed09192e7333ba8182db769222 100644
--- a/ash/wm/workspace/workspace_layout_manager_unittest.cc
+++ b/mash/wm/workspace/workspace_layout_manager_unittest.cc
@@ -7,29 +7,11 @@
 #include <string>
 #include <utility>
 
-#include "ash/display/display_manager.h"
-#include "ash/root_window_controller.h"
-#include "ash/screen_util.h"
-#include "ash/session/session_state_delegate.h"
-#include "ash/shelf/shelf.h"
-#include "ash/shelf/shelf_layout_manager.h"
-#include "ash/shell.h"
-#include "ash/shell_observer.h"
-#include "ash/shell_window_ids.h"
-#include "ash/test/ash_test_base.h"
-#include "ash/test/display_manager_test_api.h"
-#include "ash/wm/aura/wm_window_aura.h"
 #include "ash/wm/common/window_state.h"
 #include "ash/wm/common/wm_event.h"
 #include "ash/wm/common/workspace/workspace_window_resizer.h"
-#include "ash/wm/maximize_mode/workspace_backdrop_delegate.h"
-#include "ash/wm/window_state_aura.h"
-#include "ash/wm/window_util.h"
 #include "base/compiler_specific.h"
 #include "ui/aura/client/aura_constants.h"
-#include "ui/aura/test/test_windows.h"
-#include "ui/aura/window.h"
-#include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/display/manager/display_layout.h"
 #include "ui/display/screen.h"