Give up focus if the focused view becomes unfocusable

chrome/browser/ui/views/find_bar_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/views/find_bar_view.h"
 
 #include <algorithm>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
@@ skipping 81 matching lines @@
   match_count_text_ = new views::Label();
   match_count_text_->SetFont(rb.GetFont(ui::ResourceBundle::BaseFont));
   AddChildView(match_count_text_);
 
   // Create a focus forwarder view which sends focus to find_text_.
   focus_forwarder_view_ = new FocusForwarderView(find_text_);
   AddChildView(focus_forwarder_view_);
 
   find_previous_button_ = new views::ImageButton(this);
   find_previous_button_->set_tag(FIND_PREVIOUS_TAG);
-  find_previous_button_->set_focusable(true);
+  find_previous_button_->SetFocusable(true);
   find_previous_button_->SetImage(views::CustomButton::STATE_NORMAL,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_PREV));
   find_previous_button_->SetImage(views::CustomButton::STATE_HOVERED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_PREV_H));
   find_previous_button_->SetImage(views::CustomButton::STATE_PRESSED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_PREV_P));
   find_previous_button_->SetImage(views::CustomButton::STATE_DISABLED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_PREV_D));
   find_previous_button_->SetTooltipText(
       l10n_util::GetStringUTF16(IDS_FIND_IN_PAGE_PREVIOUS_TOOLTIP));
   find_previous_button_->SetAccessibleName(
       l10n_util::GetStringUTF16(IDS_ACCNAME_PREVIOUS));
   AddChildView(find_previous_button_);
 
   find_next_button_ = new views::ImageButton(this);
   find_next_button_->set_tag(FIND_NEXT_TAG);
-  find_next_button_->set_focusable(true);
+  find_next_button_->SetFocusable(true);
   find_next_button_->SetImage(views::CustomButton::STATE_NORMAL,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_NEXT));
   find_next_button_->SetImage(views::CustomButton::STATE_HOVERED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_NEXT_H));
   find_next_button_->SetImage(views::CustomButton::STATE_PRESSED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_NEXT_P));
   find_next_button_->SetImage(views::CustomButton::STATE_DISABLED,
       rb.GetImageSkiaNamed(IDR_FINDINPAGE_NEXT_D));
   find_next_button_->SetTooltipText(
       l10n_util::GetStringUTF16(IDS_FIND_IN_PAGE_NEXT_TOOLTIP));
   find_next_button_->SetAccessibleName(
       l10n_util::GetStringUTF16(IDS_ACCNAME_NEXT));
   AddChildView(find_next_button_);
 
   close_button_ = new views::ImageButton(this);
   close_button_->set_tag(CLOSE_TAG);
-  close_button_->set_focusable(true);
+  close_button_->SetFocusable(true);
   close_button_->SetImage(views::CustomButton::STATE_NORMAL,
                           rb.GetImageSkiaNamed(IDR_CLOSE_1));
   close_button_->SetImage(views::CustomButton::STATE_HOVERED,
                           rb.GetImageSkiaNamed(IDR_CLOSE_1_H));
   close_button_->SetImage(views::CustomButton::STATE_PRESSED,
                           rb.GetImageSkiaNamed(IDR_CLOSE_1_P));
   close_button_->SetTooltipText(
       l10n_util::GetStringUTF16(IDS_FIND_IN_PAGE_CLOSE_TOOLTIP));
   close_button_->SetAccessibleName(
       l10n_util::GetStringUTF16(IDS_ACCNAME_CLOSE));
@@ skipping 354 matching lines @@
 
 void FindBarView::OnThemeChanged() {
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   if (GetThemeProvider()) {
     close_button_->SetBackground(
         GetThemeProvider()->GetColor(ThemeProperties::COLOR_TAB_TEXT),
         rb.GetImageSkiaNamed(IDR_CLOSE_1),
         rb.GetImageSkiaNamed(IDR_CLOSE_1_MASK));
   }
 }