views: Make View::set_border() take a scoped_ptr<>.

chrome/browser/ui/views/toolbar/browser_actions_container.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/browser_actions_container.h"
 
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 74 matching lines @@
       browser->profile(),
       owner_view->GetFocusManager(),
       extensions::ExtensionKeybindingRegistry::ALL_EXTENSIONS,
       this));
 
   resize_animation_.reset(new gfx::SlideAnimation(this));
   resize_area_ = new views::ResizeArea(this);
   AddChildView(resize_area_);
 
   chevron_ = new views::MenuButton(NULL, base::string16(), this, false);
-  chevron_->set_border(NULL);
+  chevron_->ClearBorder();
   chevron_->EnableCanvasFlippingForRTLUI(true);
   chevron_->SetAccessibleName(
       l10n_util::GetStringUTF16(IDS_ACCNAME_EXTENSIONS_CHEVRON));
   chevron_->SetVisible(false);
   AddChildView(chevron_);
 }
 
 BrowserActionsContainer::~BrowserActionsContainer() {
   if (overflow_menu_)
     overflow_menu_->set_observer(NULL);
@@ skipping 764 matching lines @@
                                      arrow,
                                      show_action);
   popup_->GetWidget()->AddObserver(this);
   popup_button_ = button;
 
   // Only set button as pushed if it was triggered by a user click.
   if (should_grant)
     popup_button_->SetButtonPushed();
   return true;
 }