Replace "nested message loop" with "nested run loop" in comments.

ui/wm/public/window_move_client.h

Index: ui/wm/public/window_move_client.h
diff --git a/ui/wm/public/window_move_client.h b/ui/wm/public/window_move_client.h
index 69623bcb9becd3ba41443c390e0c80c12acb9ed1..0761ec335000e8541b1e0a9462737672aefaed5a 100644
--- a/ui/wm/public/window_move_client.h
+++ b/ui/wm/public/window_move_client.h
@@ -26,7 +26,7 @@ enum WindowMoveSource {
 // window moving.
 class AURA_EXPORT WindowMoveClient {
  public:
-  // Starts a nested message loop for moving the window. |drag_offset| is the
+  // Starts a nested run loop for moving the window. |drag_offset| is the
   // offset from the window origin to the cursor when the drag was started.
   // Returns MOVE_SUCCESSFUL if the move has completed successfully, or
   // MOVE_CANCELED otherwise.