Give up focus if the focused view becomes unfocusable

chrome/browser/ui/views/desktop_media_picker_views.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/media/desktop_media_picker.h"
 
 #include "ash/shell.h"
 #include "base/callback.h"
 #include "chrome/browser/media/desktop_media_list.h"
 #include "chrome/browser/media/desktop_media_list_observer.h"
@@ skipping 196 matching lines @@
 DesktopMediaSourceView::DesktopMediaSourceView(
     DesktopMediaListView* parent,
     DesktopMediaID source_id)
     : parent_(parent),
       source_id_(source_id),
       image_view_(new views::ImageView()),
       label_(new views::Label()),
       selected_(false)  {
   AddChildView(image_view_);
   AddChildView(label_);
-  set_focusable(true);
+  SetFocusable(true);
 }
 
 DesktopMediaSourceView::~DesktopMediaSourceView() {}
 
 void DesktopMediaSourceView::SetName(const string16& name) {
   label_->SetText(name);
 }
 
 void DesktopMediaSourceView::SetThumbnail(const gfx::ImageSkia& thumbnail) {
   image_view_->SetImage(thumbnail);
@@ skipping 393 matching lines @@
       base::Bind(callback_, source));
   callback_.Reset();
 }
 
 }  // namespace
 
 // static
 scoped_ptr<DesktopMediaPicker> DesktopMediaPicker::Create() {
   return scoped_ptr<DesktopMediaPicker>(new DesktopMediaPickerViews());
 }