Remove 2 members from webpreference

content/browser/web_contents/web_contents_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/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 559 matching lines @@
       command_line.HasSwitch(switches::kEnableAcceleratedFilters);
   prefs.accelerated_compositing_for_3d_transforms_enabled =
       prefs.accelerated_compositing_for_animation_enabled =
           !command_line.HasSwitch(switches::kDisableAcceleratedLayers);
   prefs.accelerated_compositing_for_plugins_enabled =
       !command_line.HasSwitch(switches::kDisableAcceleratedPlugins);
   prefs.accelerated_compositing_for_video_enabled =
       !command_line.HasSwitch(switches::kDisableAcceleratedVideo);
   prefs.fullscreen_enabled =
       !command_line.HasSwitch(switches::kDisableFullScreen);
-  prefs.css_sticky_position_enabled =
-      command_line.HasSwitch(switches::kEnableExperimentalWebPlatformFeatures);
-  prefs.css_shaders_enabled =
-      command_line.HasSwitch(switches::kEnableCssShaders);
   prefs.lazy_layout_enabled =
       command_line.HasSwitch(switches::kEnableExperimentalWebPlatformFeatures);
   prefs.region_based_columns_enabled =
       command_line.HasSwitch(switches::kEnableRegionBasedColumns);
   prefs.threaded_html_parser =
       !command_line.HasSwitch(switches::kDisableThreadedHTMLParser);
   prefs.experimental_websocket_enabled =
       command_line.HasSwitch(switches::kEnableExperimentalWebSocket);
   if (command_line.HasSwitch(cc::switches::kEnablePinchVirtualViewport)) {
     prefs.pinch_virtual_viewport_enabled = true;
@@ skipping 3236 matching lines @@
 }
 
 void WebContentsImpl::OnFrameRemoved(
     RenderViewHostImpl* render_view_host,
     int64 frame_id) {
    FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                      FrameDetached(render_view_host, frame_id));
 }
 
 }  // namespace content