Shuffles and renames ash/common/wm classes

ash/common/wm/default_window_resizer.h

Index: ash/common/wm/default_window_resizer.h
diff --git a/ash/common/wm/default_window_resizer.h b/ash/common/wm/default_window_resizer.h
index 0af11c4f172934fc1a4744c0c011c3a5b0aab76b..34022ca1b990430dfed52a2315742e33960ee814 100644
--- a/ash/common/wm/default_window_resizer.h
+++ b/ash/common/wm/default_window_resizer.h
@@ -10,9 +10,7 @@
 #include "base/macros.h"
 
 namespace ash {
-namespace wm {
-class WmGlobals;
-}
+class WmShell;
 
 // WindowResizer is used by ToplevelWindowEventFilter to handle dragging, moving
 // or resizing a window. All coordinates passed to this are in the parent
@@ -43,7 +41,7 @@ class ASH_EXPORT DefaultWindowResizer : public WindowResizer {
   // Set to true once Drag() is invoked and the bounds of the window change.
   bool did_move_or_resize_;
 
-  wm::WmGlobals* globals_;
+  WmShell* shell_;
 
   DISALLOW_COPY_AND_ASSIGN(DefaultWindowResizer);
 };