Minimized panels should not open on Windows when activated by the OS

chrome/browser/ui/panels/panel_browser_window_cocoa.mm

Index: chrome/browser/ui/panels/panel_browser_window_cocoa.mm
diff --git a/chrome/browser/ui/panels/panel_browser_window_cocoa.mm b/chrome/browser/ui/panels/panel_browser_window_cocoa.mm
index 5f5a0683702c73b5b1e3475999ff318c6cca27d8..f4faa4214bbf703d57c2ec5f28eed8d34a1b9783 100644
--- a/chrome/browser/ui/panels/panel_browser_window_cocoa.mm
+++ b/chrome/browser/ui/panels/panel_browser_window_cocoa.mm
@@ -156,6 +156,11 @@ bool PanelBrowserWindowCocoa::IsPanelActive() const {
   return [[controller_ window] isMainWindow];
 }
 
+void PanelBrowserWindowCocoa::PreventActivationByOS(bool prevent_activation) {
+  [controller_ preventBecomingKeyWindow:prevent_activation];
+  return;
+}
+
 gfx::NativeWindow PanelBrowserWindowCocoa::GetNativePanelHandle() {
   return [controller_ window];
 }