Fix incorrect bitmask check.

chrome/browser/ui/views/frame/minimize_button_metrics_win.cc

Index: chrome/browser/ui/views/frame/minimize_button_metrics_win.cc
diff --git a/chrome/browser/ui/views/frame/minimize_button_metrics_win.cc b/chrome/browser/ui/views/frame/minimize_button_metrics_win.cc
index ad484c10714e5e20812a27f956ba371852ddb91b..19e4baab5d3feb13ffa0f4bb778d7edc8edc696b 100644
--- a/chrome/browser/ui/views/frame/minimize_button_metrics_win.cc
+++ b/chrome/browser/ui/views/frame/minimize_button_metrics_win.cc
@@ -21,8 +21,8 @@ int GetMinimizeButtonOffsetForWindow(HWND hwnd) {
               reinterpret_cast<WPARAM>(&titlebar_info));
 
   if (titlebar_info.rgrect[2].left == titlebar_info.rgrect[2].right ||
-      (titlebar_info.rgstate[2] & (STATE_SYSTEM_INVISIBLE ||
-                                   STATE_SYSTEM_OFFSCREEN ||
+      (titlebar_info.rgstate[2] & (STATE_SYSTEM_INVISIBLE |
+                                   STATE_SYSTEM_OFFSCREEN |
                                    STATE_SYSTEM_UNAVAILABLE))) {
     return 0;
   }