Panel Overflow on Mac.

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/panel_mouse_watcher.h"
@@ skipping 77 matching lines @@
   // of overflow.
   if (panel->has_temporary_layout()) {
     panel->set_has_temporary_layout(false);
     panels_.push_back(panel);
     DoRefresh(panels_.size() - 1, panels_.size() - 1);
   } else {
     panels_.insert(panels_.begin(), panel);
     Refresh();
   }
 
+  panel->ApplyVisualStyleForStrip(OVERFLOW_STRIP);
+
   if (num_panels() == 1) {
     panel_manager_->mouse_watcher()->AddObserver(this);
     UpdateMaxVisiblePanelsOnHover();
   }
 
   // Update the overflow indicator only when the number of overflow panels go
   // beyond the maximum visible limit.
   if (num_panels() > max_visible_panels_) {
     if (!overflow_indicator_.get()) {
       overflow_indicator_.reset(PanelOverflowIndicator::Create());
@@ skipping 236 matching lines @@
     bounds.set_width(current_display_width);
     overflow_indicator_->SetBounds(bounds);
     overflow_indicator_->SetCount(num_panels() - max_visible_panels);
   }
 }
 
 void OverflowPanelStrip::OnFullScreenModeChanged(bool is_full_screen) {
   for (size_t i = 0; i < panels_.size(); ++i)
     panels_[i]->FullScreenModeChanged(is_full_screen);
 }