Convert //ash from scoped_ptr to std::unique_ptr

ash/touch/touch_hud_projection.cc

 // Copyright 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 "ash/touch/touch_hud_projection.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
@@ skipping 108 matching lines @@
   }
 
   const gfx::Point circle_center_;
   const SkPoint gradient_center_;
 
   SkPaint fill_paint_;
   SkPaint stroke_paint_;
   SkColor gradient_colors_[2];
   SkScalar gradient_pos_[2];
 
-  scoped_ptr<gfx::Animation> fadeout_;
+  std::unique_ptr<gfx::Animation> fadeout_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchPointView);
 };
 
 TouchHudProjection::TouchHudProjection(aura::Window* initial_root)
     : TouchObserverHUD(initial_root) {
 }
 
 TouchHudProjection::~TouchHudProjection() {
 }
@@ skipping 33 matching lines @@
     RootWindowController* controller) {
   controller->set_touch_hud_projection(this);
 }
 
 void TouchHudProjection::UnsetHudForRootWindowController(
     RootWindowController* controller) {
   controller->set_touch_hud_projection(NULL);
 }
 
 }  // namespace ash