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

views/examples/scroll_view_example.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 "views/examples/scroll_view_example.h"
 
 #include "base/stringprintf.h"
 #include "views/controls/button/radio_button.h"
 #include "views/layout/grid_layout.h"
 #include "views/view.h"
@@ skipping 13 matching lines @@
   virtual gfx::Size GetPreferredSize() {
     return gfx::Size(width(), height());
   }
 
   void SetColor(SkColor from, SkColor to) {
     set_background(
         views::Background::CreateVerticalGradientBackground(from, to));
   }
 
   void PlaceChildY(int index, int y) {
-    views::View* view = GetChildViewAt(index);
+    views::View* view = child_at(index);
     gfx::Size size = view->GetPreferredSize();
     view->SetBounds(0, y, size.width(), size.height());
   }
 
   virtual void Layout() {
     PlaceChildY(0, 0);
     PlaceChildY(1, height() / 2);
     SizeToPreferredSize();
   }
 
@@ skipping 63 matching lines @@
     scrollable_->SetBounds(0, 0, 100, 100);
     scrollable_->SetColor(SK_ColorYELLOW, SK_ColorGREEN);
   } else if (sender == scroll_to_) {
     scroll_view_->ScrollContentsRegionToBeVisible(
         gfx::Rect(20, 500, 1000, 500));
   }
   scroll_view_->Layout();
 }
 
 }  // namespace examples