Rename TouchEventAPI to TouchEventFeatureDetection

ui/events/event_switches.cc

Index: ui/events/event_switches.cc
diff --git a/ui/events/event_switches.cc b/ui/events/event_switches.cc
index c64c5482336ed3abfc775f707efd69348c4b7563..6bf487664bcec803234cade9b3a32e5c2c2e1315 100644
--- a/ui/events/event_switches.cc
+++ b/ui/events/event_switches.cc
@@ -10,17 +10,6 @@ namespace switches {
 // Enable scroll prediction for scroll update events.
 const char kEnableScrollPrediction[] = "enable-scroll-prediction";
 
-// Enable support for touch events.
-const char kTouchEvents[] = "touch-events";
-
-// The values the kTouchEvents switch may have, as in --touch-events=disabled.
-//   auto: enabled at startup when an attached touchscreen is present.
-const char kTouchEventsAuto[] = "auto";
-//   enabled: touch events always enabled.
-const char kTouchEventsEnabled[] = "enabled";
-//   disabled: touch events are disabled.
-const char kTouchEventsDisabled[] = "disabled";
-
 // Enable compensation for unstable pinch zoom. Some touch screens display
 // significant amount of wobble when moving a finger in a straight line. This
 // makes two finger scroll trigger an oscillating pinch zoom. See