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

chrome/browser/ui/panels/overflow_panel_strip.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/panels/overflow_panel_strip.h"
 
 #include "base/logging.h"
 #include "chrome/browser/ui/panels/docked_panel_strip.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
+#include "chrome/browser/ui/panels/native_panel.h"
 #include "chrome/browser/ui/panels/panel_mouse_watcher.h"
 #include "chrome/browser/ui/panels/panel_overflow_indicator.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_service.h"
 #include "ui/base/animation/slide_animation.h"
 
 namespace {
 // The width of the overflow area that is expanded to show more info, i.e.
 // titles, when the mouse hovers over the area.
 static const int kOverflowAreaHoverWidth = 200;
@@ skipping 153 matching lines @@
   // Overflow is already a minimized mode for a panel. Nothing more to do.
 }
 
 void OverflowPanelStrip::RestorePanel(Panel* panel) {
   DCHECK_EQ(this, panel->panel_strip());
   PanelStrip* docked_strip = panel_manager_->docked_strip();
   panel->MoveToStrip(docked_strip);
   docked_strip->RestorePanel(panel);
 }
 
+bool OverflowPanelStrip::TreatAllPanelsAsMinimized() const {
+  return true;
+}
+
 bool OverflowPanelStrip::CanShowPanelAsActive(const Panel* panel) const {
   // All overflow panels cannot be shown as active.
   return false;
 }
 
 bool OverflowPanelStrip::CanDragPanel(const Panel* panel) const {
   // All overflow panels are not draggable.
   return false;
 }
 
@@ skipping 202 matching lines @@
   // expanded overflow panels when in full screen mode so no need
   // to detect when mouse hovers over the overflow strip.
   if (is_full_screen)
     panel_manager_->mouse_watcher()->RemoveObserver(this);
   else
     panel_manager_->mouse_watcher()->AddObserver(this);
 
   for (size_t i = 0; i < panels_.size(); ++i)
     panels_[i]->FullScreenModeChanged(is_full_screen);
 }