Call OnNativeWindowChanged after maximizing and restoring.

ui/views/widget/widget.cc

Index: ui/views/widget/widget.cc
diff --git a/ui/views/widget/widget.cc b/ui/views/widget/widget.cc
index 64f5541bb811e63f509079eb3d18a0249a2244ec..a7954b06405df86c075a64875eb54afd96f35e44 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -1138,6 +1138,14 @@ void Widget::OnNativeWidgetSizeChanged(const gfx::Size& new_size) {
     GetWindowBoundsInScreen()));
 }
 
+void Widget::OnNativeWidgetWindowShowStateChanged() {
+  // Size changed notifications can fire prior to full initialization
+  // i.e. during session restore.  Avoid saving session state during these
+  // startup procedures.
+  if (native_widget_initialized_)
+    SaveWindowPlacement();
+}
+
 void Widget::OnNativeWidgetBeginUserBoundsChange() {
   widget_delegate_->OnWindowBeginUserBoundsChange();
 }