Eliminate ash::internal namespace

ash/wm/gestures/long_press_affordance_handler.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 "ash/wm/gestures/long_press_affordance_handler.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "third_party/skia/include/core/SkRect.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/compositor/layer.h"
 #include "ui/events/gestures/gesture_configuration.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/screen.h"
 #include "ui/gfx/transform.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
 
 namespace ash {
-namespace internal {
 namespace {
 
 const int kAffordanceOuterRadius = 60;
 const int kAffordanceInnerRadius = 50;
 
 // Angles from x-axis at which the outer and inner circles start.
 const int kAffordanceOuterStartAngle = -109;
 const int kAffordanceInnerStartAngle = -65;
 
 const int kAffordanceGlowWidth = 20;
@@ skipping 319 matching lines @@
       SetTapDownTarget(NULL);
       break;
   }
 }
 
 void LongPressAffordanceHandler::OnWindowDestroying(aura::Window* window) {
   DCHECK_EQ(tap_down_target_, window);
   StopAffordance();
 }
 
-}  // namespace internal
 }  // namespace ash