Removed device_supports_touch.

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 431 matching lines @@
 
   prefs.progress_bar_completion = GetProgressBarCompletionPolicy();
 
   prefs.use_solid_color_scrollbars = true;
 #else  // defined(OS_ANDROID)
   prefs.cross_origin_media_playback_requires_user_gesture =
       base::FeatureList::GetInstance()->IsEnabled(
           features::kCrossOriginMediaPlaybackRequiresUserGesture);
 #endif  // defined(OS_ANDROID)
 
-  prefs.device_supports_touch = ui::GetTouchScreensAvailability() ==
-                                ui::TouchScreensAvailability::ENABLED;
   const std::string touch_enabled_switch =
       command_line.HasSwitch(switches::kTouchEventFeatureDetection)
           ? command_line.GetSwitchValueASCII(
                 switches::kTouchEventFeatureDetection)
           : switches::kTouchEventFeatureDetectionAuto;
   prefs.touch_event_feature_detection_enabled =
       (touch_enabled_switch == switches::kTouchEventFeatureDetectionAuto)
-          ? prefs.device_supports_touch
+          ? (ui::GetTouchScreensAvailability() ==
+             ui::TouchScreensAvailability::ENABLED)
           : (touch_enabled_switch.empty() ||
              touch_enabled_switch ==
                  switches::kTouchEventFeatureDetectionEnabled);
   std::tie(prefs.available_pointer_types, prefs.available_hover_types) =
       ui::GetAvailablePointerAndHoverTypes();
   prefs.primary_pointer_type =
       ui::GetPrimaryPointerType(prefs.available_pointer_types);
   prefs.primary_hover_type =
       ui::GetPrimaryHoverType(prefs.available_hover_types);
 
@@ skipping 489 matching lines @@
 }
 
 void RenderViewHostImpl::ClosePageTimeout() {
   if (delegate_->ShouldIgnoreUnresponsiveRenderer())
     return;
 
   ClosePageIgnoringUnloadEvents();
 }
 
 }  // namespace content