alternate ntp: implement right-aligned search token

chrome/browser/ui/views/location_bar/location_bar_separator_view.cc

+// Copyright (c) 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/location_bar/location_bar_separator_view.h"
+
+#include "base/logging.h"
+#include "ui/gfx/canvas.h"
+
+LocationBarSeparatorView::LocationBarSeparatorView()
+    : separator_color_(SK_ColorBLACK) {
+}
+
+LocationBarSeparatorView::~LocationBarSeparatorView() {
+}
+
+gfx::Size LocationBarSeparatorView::GetPreferredSize() {
+  // Height doesn't matter.
+  return gfx::Size(1, 0);
+}
+
+void LocationBarSeparatorView::OnPaint(gfx::Canvas* canvas) {
+  // Note that views::Border::CreateSolidSidedBorder is not used because it
+  // paints a 2-px thick border in retina display, whereas we want a 1-px thick
+  // vertical line in both regular and retina displays.
+  SkPaint paint;
+  paint.setAntiAlias(false);
+  paint.setStrokeWidth(0);
+  paint.setColor(separator_color_);
+  canvas->DrawLine(gfx::Point(0, 0), gfx::Point(0, height()), paint);
+}