Smooth scroll on Windows should respect OS level animation disabling

content/browser/renderer_host/render_view_host_impl.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 "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 63 matching lines @@
 #include "content/public/common/url_constants.h"
 #include "content/public/common/url_utils.h"
 #include "net/base/filename_util.h"
 #include "net/base/net_util.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "storage/browser/fileapi/isolated_context.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/touch/touch_device.h"
 #include "ui/base/touch/touch_enabled.h"
 #include "ui/base/ui_base_switches.h"
+#include "ui/gfx/animation/animation.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/native_theme/native_theme_switches.h"
 #include "url/url_constants.h"
 
 #if defined(OS_WIN)
 #include "base/win/win_util.h"
 #include "ui/gfx/platform_font_win.h"
 #include "ui/gfx/win/dpi.h"
 #endif
@@ skipping 379 matching lines @@
 #endif
 
   prefs.pointer_events_max_touch_points = ui::MaxTouchPoints();
 
   prefs.touch_adjustment_enabled =
       !command_line.HasSwitch(switches::kDisableTouchAdjustment);
 
   prefs.slimming_paint_v2_enabled =
       command_line.HasSwitch(switches::kEnableSlimmingPaintV2);
 
-  prefs.enable_scroll_animator = !command_line.HasSwitch(
-      switches::kDisableSmoothScrolling);
+  prefs.enable_scroll_animator =
+      !command_line.HasSwitch(switches::kDisableSmoothScrolling) &&
+      gfx::Animation::ShouldRenderRichAnimation();
 
   // Certain GPU features might have been blacklisted.
   GpuDataManagerImpl::GetInstance()->UpdateRendererWebPrefs(&prefs);
 
   if (ChildProcessSecurityPolicyImpl::GetInstance()->HasWebUIBindings(
           GetProcess()->GetID())) {
     prefs.loads_images_automatically = true;
     prefs.javascript_enabled = true;
   }
 
@@ skipping 893 matching lines @@
   } else {
     render_view_ready_on_process_launch_ = true;
   }
 }
 
 void RenderViewHostImpl::RenderViewReady() {
   delegate_->RenderViewReady(this);
 }
 
 }  // namespace content