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

ui/views/examples/button_example.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 "ui/views/examples/button_example.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ui_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/image/image.h"
@@ skipping 108 matching lines @@
           break;
       }
       text_button_->set_alignment(alignment_);
     }
   } else if (event.IsShiftDown()) {
     if (event.IsAltDown()) {
       text_button_->SetText(ASCIIToUTF16(
           text_button_->text().length() < 50 ? kLongText : kTextButton));
     } else {
       use_native_theme_border_ = !use_native_theme_border_;
-      if (use_native_theme_border_)
-        text_button_->set_border(new TextButtonNativeThemeBorder(text_button_));
-      else
-        text_button_->set_border(new TextButtonDefaultBorder());
+      if (use_native_theme_border_) {
+        text_button_->SetBorder(scoped_ptr<views::Border>(
+            new TextButtonNativeThemeBorder(text_button_)));
+      } else {
+        text_button_->SetBorder(
+            scoped_ptr<views::Border>(new TextButtonDefaultBorder()));
+      }
     }
   } else if (event.IsAltDown()) {
     text_button_->SetIsDefault(!text_button_->is_default());
   } else {
     text_button_->ClearMaxTextSize();
   }
   example_view()->GetLayoutManager()->Layout(example_view());
 }
 
 void ButtonExample::LabelButtonPressed(const ui::Event& event) {
@@ skipping 37 matching lines @@
   if (sender == text_button_)
     TextButtonPressed(event);
   else if (sender == label_button_)
     LabelButtonPressed(event);
   else
     PrintStatus("Image Button Pressed! count: %d", ++count_);
 }
 
 }  // namespace examples
 }  // namespace views