Fix AdjustBoundsToEnsureWindowVisibility to work with non primary display bounds

ash/wm/system_gesture_event_filter_unittest.cc

Index: ash/wm/system_gesture_event_filter_unittest.cc
diff --git a/ash/wm/system_gesture_event_filter_unittest.cc b/ash/wm/system_gesture_event_filter_unittest.cc
index 8335b22a85c84025be9547a5262ad8318ce02336..e8836484291555ac8ffec241277bebf42ae678e6 100644
--- a/ash/wm/system_gesture_event_filter_unittest.cc
+++ b/ash/wm/system_gesture_event_filter_unittest.cc
@@ -411,7 +411,7 @@ TEST_P(SystemGestureEventFilterTest, TwoFingerDragTwoWindows) {
   aura::Window* root_window = Shell::GetPrimaryRootWindow();
   ui::GestureConfiguration::set_max_separation_for_gesture_touches_in_pixels(0);
   views::Widget* first = views::Widget::CreateWindowWithContextAndBounds(
-      new ResizableWidgetDelegate, root_window, gfx::Rect(0, 0, 50, 100));
+      new ResizableWidgetDelegate, root_window, gfx::Rect(10, 0, 50, 100));
   first->Show();
   views::Widget* second = views::Widget::CreateWindowWithContextAndBounds(
       new ResizableWidgetDelegate, root_window, gfx::Rect(100, 0, 100, 100));