Convert some more view methods to the ui/views style.

chrome/browser/ui/views/infobars/infobar_view.cc

 // Copyright (c) 2011 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/infobars/infobar_view.h"
 
 #include "base/utf_string_conversions.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/tab_contents/infobar_delegate.h"
 #include "chrome/browser/ui/views/infobars/infobar_background.h"
@@ skipping 212 matching lines @@
     close_button_->SetImage(views::CustomButton::BS_HOT,
                             rb.GetBitmapNamed(IDR_CLOSE_BAR_H));
     close_button_->SetImage(views::CustomButton::BS_PUSHED,
                             rb.GetBitmapNamed(IDR_CLOSE_BAR_P));
     close_button_->SetAccessibleName(
         l10n_util::GetStringUTF16(IDS_ACCNAME_CLOSE));
     close_button_->set_focusable(true);
     AddChildView(close_button_);
   } else if ((close_button_ != NULL) && (parent == this) &&
       (child != close_button_) && (close_button_->parent() == this) &&
-      (GetChildViewAt(child_count() - 1) != close_button_)) {
+      (child_at(child_count() - 1) != close_button_)) {
     // For accessibility, ensure the close button is the last child view.
     RemoveChildView(close_button_);
     AddChildView(close_button_);
   }
 }
 
 void InfoBarView::PaintChildren(gfx::Canvas* canvas) {
   canvas->Save();
 
   // TODO(scr): This really should be the |fill_path_|, but the clipPath seems
@@ skipping 99 matching lines @@
 
 void InfoBarView::FocusWillChange(View* focused_before, View* focused_now) {
   // This will trigger some screen readers to read the entire contents of this
   // infobar.
   if (focused_before && focused_now && !Contains(focused_before) &&
       Contains(focused_now) && GetWidget()) {
     GetWidget()->NotifyAccessibilityEvent(
         this, ui::AccessibilityTypes::EVENT_ALERT, true);
   }
 }