Touch event flag should control only DOM event firing.

content/test/test_blink_web_unit_test_support.cc

 // Copyright 2013 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/test/test_blink_web_unit_test_support.h"
 
 #include "base/feature_list.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 114 matching lines @@
   // an error that it's not set. Cleared by ClearInstanceForTesting() below.
   base::FeatureList::SetInstance(base::WrapUnique(new base::FeatureList));
 
   // Initialize mojo firstly to enable Blink initialization to use it.
   InitializeMojo();
 
   blink::initialize(this);
   blink::setLayoutTestMode(true);
   blink::WebRuntimeFeatures::enableDatabase(true);
   blink::WebRuntimeFeatures::enableNotifications(true);
-  blink::WebRuntimeFeatures::enableTouch(true);
+  blink::WebRuntimeFeatures::enableTouchEventAPI(true);
 
   // Initialize NetworkStateNotifier.
   blink::WebNetworkStateNotifier::setWebConnection(
       blink::WebConnectionType::WebConnectionTypeUnknown,
       std::numeric_limits<double>::infinity());
 
   // Initialize libraries for media.
   media::InitializeMediaLibrary();
 
   file_utilities_.set_sandbox_enabled(false);
@@ skipping 200 matching lines @@
 blink::WebRTCCertificateGenerator*
 TestBlinkWebUnitTestSupport::createRTCCertificateGenerator() {
 #if defined(ENABLE_WEBRTC)
   return new TestWebRTCCertificateGenerator();
 #else
   return nullptr;
 #endif
 }
 
 }  // namespace content