Use std::default_delete as the default deleter for scoped_ptr.

ui/events/gesture_detection/snap_scroll_controller.cc

 // Copyright 2014 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/events/gesture_detection/snap_scroll_controller.h"
 
+#include <algorithm>
 #include <cmath>
 
 #include "ui/events/gesture_detection/motion_event.h"
 
 namespace ui {
 namespace {
 
 // Minimum ratio between initial X and Y motion to allow snapping.
 const float kMinSnapRatio = 1.25f;
 
@@ skipping 98 matching lines @@
 
 bool SnapScrollController::IsSnapHorizontal() const {
   return mode_ == SNAP_HORIZ;
 }
 
 bool SnapScrollController::IsSnappingScrolls() const {
   return IsSnapHorizontal() || IsSnapVertical();
 }
 
 }  // namespace ui