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..d4b16bb769a39863a114f6d8f2104972f99eeb83 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -1127,17 +1127,17 @@ void Widget::OnNativeWidgetSizeChanged(const gfx::Size& new_size) {
         focused_view->GetInputMethod()->OnCaretBoundsChanged(focused_view);
     }
   }
-  // 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();
+  SaveWindowPlacementIfInitialized();
 
   FOR_EACH_OBSERVER(WidgetObserver, observers_, OnWidgetBoundsChanged(
     this,
     GetWindowBoundsInScreen()));
 }
 
+void Widget::OnNativeWidgetWindowShowStateChanged() {
+  SaveWindowPlacementIfInitialized();
+}
+
 void Widget::OnNativeWidgetBeginUserBoundsChange() {
   widget_delegate_->OnWindowBeginUserBoundsChange();
 }
@@ -1426,6 +1426,11 @@ void Widget::SaveWindowPlacement() {
   widget_delegate_->SaveWindowPlacement(bounds, show_state);
 }
 
+void Widget::SaveWindowPlacementIfInitialized() {
+  if (native_widget_initialized_)
+    SaveWindowPlacement();
+}
+
 void Widget::SetInitialBounds(const gfx::Rect& bounds) {
   if (!non_client_view_)
     return;