Touch event flag should control only DOM event firing.

ui/base/touch/touch_enabled.cc

Index: ui/base/touch/touch_enabled.cc
diff --git a/ui/base/touch/touch_enabled.cc b/ui/base/touch/touch_enabled.cc
index 4992f2ff627240df11f05657f6d53968f0871572..963f9182ca18cb28a4599c3f73cf282a00bac857 100644
--- a/ui/base/touch/touch_enabled.cc
+++ b/ui/base/touch/touch_enabled.cc
@@ -21,7 +21,7 @@ enum class TouchEventsStatus {
   ENABLED,
 };
 
-TouchEventsStatus ComputeTouchFlagStatus() {
+TouchEventsStatus ComputeTouchAPIFlagStatus() {
   auto* command_line = base::CommandLine::ForCurrentProcess();
   const std::string touch_enabled_switch =
       command_line->HasSwitch(switches::kTouchEvents) ?
@@ -43,8 +43,8 @@ TouchEventsStatus ComputeTouchFlagStatus() {
 
 }  // namespace
 
-bool AreTouchEventsEnabled() {
-  static TouchEventsStatus touch_flag_status = ComputeTouchFlagStatus();
+bool IsTouchAPIEnabled() {
+  static TouchEventsStatus touch_flag_status = ComputeTouchAPIFlagStatus();
 
   // The #touch-events flag is used to force and simulate the presence or
   // absence of touch devices. Only if the flag is set to AUTO, we need to check
@@ -56,4 +56,3 @@ bool AreTouchEventsEnabled() {
 }
 
 }  // namespace ui
-