Allow the cursor to warp even when a window is dragged

ash/wm/window_resizer.h

Index: ash/wm/window_resizer.h
diff --git a/ash/wm/window_resizer.h b/ash/wm/window_resizer.h
index 80ae948ee35e18a5950fef7b9559375d1fea66af..e3d263e500b77d243b047e7e35f09218c28a5d9e 100644
--- a/ash/wm/window_resizer.h
+++ b/ash/wm/window_resizer.h
@@ -47,9 +47,8 @@ class ASH_EXPORT WindowResizer {
   static int AlignToGridRoundDown(int location, int grid_size);
 
   // Invoked to drag/move/resize the window. |location| is in the coordinates
-  // of the window supplied to the constructor. |event_flags| is the event
-  // flags from the event.
-  virtual void Drag(const gfx::Point& location, int event_flags) = 0;
+  // of the screen. |event_flags| is the event flags from the event.
+  virtual void Drag(const gfx::Point& location_in_screen, int event_flags) = 0;
 
   // Invoked to complete the drag.
   virtual void CompleteDrag(int event_flags) = 0;