Give up focus if the focused view becomes unfocusable

chrome/browser/ui/views/toolbar/wrench_menu.cc

 // Copyright 2013 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/views/toolbar/wrench_menu.h"
 
 #include <algorithm>
 #include <cmath>
 #include <set>
 
@@ skipping 372 matching lines @@
                                        MenuButtonBackground::ButtonType type,
                                        int index,
                                        MenuButtonBackground** background,
                                        int acc_string_id) {
     // Should only be invoked during construction when |menu_| is valid.
     DCHECK(menu_);
     LabelButton* button = new LabelButton(this, gfx::RemoveAcceleratorChar(
         l10n_util::GetStringUTF16(string_id), '&', NULL, NULL));
     button->SetAccessibleName(
         GetAccessibleNameForWrenchMenuItem(menu_model_, index, acc_string_id));
-    button->set_focusable(true);
+    button->SetFocusable(true);
     button->set_request_focus_on_press(false);
     button->set_tag(index);
     button->SetEnabled(menu_model_->IsEnabledAt(index));
     MenuButtonBackground* bg =
         new MenuButtonBackground(type, menu_->use_new_menu());
     button->set_background(bg);
     const MenuConfig& menu_config = menu_->GetMenuConfig();
     button->SetTextColor(views::Button::STATE_NORMAL, menu_config.text_color);
     if (background)
       *background = bg;
@@ skipping 252 matching lines @@
     decrement_button_->SetTextColor(views::Button::STATE_NORMAL,
                                     enabled_text_color);
     increment_button_->SetTextColor(views::Button::STATE_NORMAL,
                                     enabled_text_color);
     SkColor disabled_text_color = native_theme->GetSystemColor(
         ui::NativeTheme::kColorId_DisabledMenuItemForegroundColor);
     decrement_button_->SetTextColor(views::Button::STATE_DISABLED,
                                     disabled_text_color);
     increment_button_->SetTextColor(views::Button::STATE_DISABLED,
                                     disabled_text_color);
-    fullscreen_button_->set_focusable(true);
+    fullscreen_button_->SetFocusable(true);
     fullscreen_button_->set_request_focus_on_press(false);
     fullscreen_button_->set_tag(fullscreen_index);
     fullscreen_button_->SetImageAlignment(
         ImageButton::ALIGN_CENTER, ImageButton::ALIGN_MIDDLE);
     int horizontal_padding =
         menu->use_new_menu() ? kHorizontalTouchPadding : kHorizontalPadding;
     fullscreen_button_->set_border(views::Border::CreateEmptyBorder(
         0, horizontal_padding, 0, horizontal_padding));
     fullscreen_button_->set_background(
         new MenuButtonBackground(MenuButtonBackground::SINGLE_BUTTON,
@@ skipping 682 matching lines @@
                                 0,
                                 BookmarkMenuDelegate::SHOW_PERMANENT_FOLDERS,
                                 BOOKMARK_LAUNCH_LOCATION_WRENCH_MENU);
 }
 
 int WrenchMenu::ModelIndexFromCommandId(int command_id) const {
   CommandIDToEntry::const_iterator ix = command_id_to_entry_.find(command_id);
   DCHECK(ix != command_id_to_entry_.end());
   return ix->second.second;
 }