Touch event flag should control only DOM event firing.

third_party/WebKit/Source/web/WebRuntimeFeatures.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 208 matching lines @@
 }
 
 void WebRuntimeFeatures::enableSlimmingPaintV2(bool enable) {
   RuntimeEnabledFeatures::setSlimmingPaintV2Enabled(enable);
 }
 
 void WebRuntimeFeatures::enableSpeculativeLaunchServiceWorker(bool enable) {
   RuntimeEnabledFeatures::setSpeculativeLaunchServiceWorkerEnabled(enable);
 }
 
-void WebRuntimeFeatures::enableTouch(bool enable) {
-  RuntimeEnabledFeatures::setTouchEnabled(enable);
+void WebRuntimeFeatures::enableTouchAPI(bool enable) {
+  RuntimeEnabledFeatures::setTouchAPIEnabled(enable);
 }
 
 void WebRuntimeFeatures::enableWebGLDraftExtensions(bool enable) {
   RuntimeEnabledFeatures::setWebGLDraftExtensionsEnabled(enable);
 }
 
 void WebRuntimeFeatures::enableWebGLImageChromium(bool enable) {
   RuntimeEnabledFeatures::setWebGLImageChromiumEnabled(enable);
 }
 
@@ skipping 99 matching lines @@
   RuntimeEnabledFeatures::setTimerThrottlingForHiddenFramesEnabled(enable);
 }
 
 void WebRuntimeFeatures::enableSendBeaconThrowForBlobWithNonSimpleType(
     bool enable) {
   RuntimeEnabledFeatures::setSendBeaconThrowForBlobWithNonSimpleTypeEnabled(
       enable);
 }
 
 }  // namespace blink