desktop_window_tree_host_x11.cc: do not return immediately from DesktopWindowTreeHostX11::OnWMState…

ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
index 3c992813568aa97c66c5617ef3a75b1be63f99dd..dd8aa406385bf0b224a860a9b0b48e2c6ce27d15 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
@@ -1225,8 +1225,9 @@ gfx::Size DesktopWindowTreeHostX11::AdjustSize(
 
 void DesktopWindowTreeHostX11::OnWMStateUpdated() {
   std::vector< ::Atom> atom_list;
-  if (!ui::GetAtomArrayProperty(xwindow_, "_NET_WM_STATE", &atom_list))
-    return;
+  // Ignore the return value of ui::GetAtomArrayProperty(). Fluxbox removes the
+  // _NET_WM_STATE property when no _NET_WM_STATE atoms are set.
+  ui::GetAtomArrayProperty(xwindow_, "_NET_WM_STATE", &atom_list);
 
   bool was_minimized = IsMinimized();