Add SolidSidedWidgetBorder

ui/views/border.h

 // 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.
 
 #ifndef UI_VIEWS_BORDER_H_
 #define UI_VIEWS_BORDER_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 50 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(Border);
 };
 
 // Convenience for creating a scoped_ptr with no Border.
 VIEWS_EXPORT std::unique_ptr<Border> NullBorder();
 
 // Creates a border that is a simple line of the specified thickness and color.
 VIEWS_EXPORT std::unique_ptr<Border> CreateSolidBorder(int thickness,
                                                        SkColor color);
 
+// Creates a border that is a simple line of the specified thickness and color,
+// using rounding that works well for views that are painted directly to a
+// a widget.
+VIEWS_EXPORT std::unique_ptr<Border> CreateSolidWidgetBorder(int thickness,
+                                                             SkColor color);
+
 // Creates a border that is a rounded rectangle of the specified thickness and
 // color.
 VIEWS_EXPORT std::unique_ptr<Border> CreateRoundedRectBorder(int thickness,
                                                              int corner_radius,
                                                              SkColor color);
 
 // Creates a border for reserving space. The returned border does not paint
 // anything.
 VIEWS_EXPORT std::unique_ptr<Border> CreateEmptyBorder(
     const gfx::Insets& insets);
@@ skipping 25 matching lines @@
 
 // Creates a Border from the specified Painter. |insets| define size of an area
 // allocated for a Border.
 VIEWS_EXPORT std::unique_ptr<Border> CreateBorderPainter(
     std::unique_ptr<Painter> painter,
     const gfx::Insets& insets);
 
 }  // namespace views
 
 #endif  // UI_VIEWS_BORDER_H_