Remove wrench button from panel.

chrome/browser/ui/panels/panel_browser_view.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/panel_browser_view.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "chrome/browser/native_window_notification_source.h"
 #include "chrome/browser/ui/panels/display_settings_provider.h"
@@ skipping 169 matching lines @@
       GetFrameView()->GetWidget()->GetNativeView() == ::GetForegroundWindow();
 #else
   NOTIMPLEMENTED();
   bool focused = active;
 #endif
 
   if (focused_ == focused)
     return;
   focused_ = focused;
 
-  GetFrameView()->OnFocusChanged(focused);
-
   if (focused_) {
     // Expand the panel if needed. Do NOT expand a TITLE_ONLY panel
     // otherwise it will be impossible to drag a title without
     // expanding it.
     if (panel_->expansion_state() == Panel::MINIMIZED)
       panel_->SetExpansionState(Panel::EXPANDED);
 
     if (is_drawing_attention_) {
       panel_->FlashFrame(false);
 
@@ skipping 520 matching lines @@
   return expected_color == frame_view->title_label_->enabled_color();
 }
 
 bool NativePanelTestingWin::IsWindowSizeKnown() const {
   return true;
 }
 
 bool NativePanelTestingWin::IsAnimatingBounds() const {
   return panel_browser_view_->IsAnimatingBounds();
 }