app_list: Make first col move for invalid page switch attempt.

ui/app_list/apps_grid_view.cc

Index: ui/app_list/apps_grid_view.cc
diff --git a/ui/app_list/apps_grid_view.cc b/ui/app_list/apps_grid_view.cc
index cc3567821dc8c59f8ec1e087bb38d0c5bac0362e..45b3c4a75c1107d9e87eb0c74f09d7c71176a6d6 100644
--- a/ui/app_list/apps_grid_view.cc
+++ b/ui/app_list/apps_grid_view.cc
@@ -149,9 +149,9 @@ void AppsGridView::Layout() {
     } else {
       const int col = i % cols_;
       if (transition_offset > 0)
-        x_offset += transition_offset * col;
+        x_offset += transition_offset * (col + 1);
       else
-        x_offset += transition_offset * (cols_ - col - 1);
+        x_offset += transition_offset * (cols_ - col);
     }
 
     gfx::Rect adjusted_slot(tile_slot);