Remove old Aura Gesture Detection Pipeline.

content/browser/renderer_host/input/touch_event_queue.cc

Index: content/browser/renderer_host/input/touch_event_queue.cc
diff --git a/content/browser/renderer_host/input/touch_event_queue.cc b/content/browser/renderer_host/input/touch_event_queue.cc
index f7707da4d904e75ab7c7e1f3821f0509e4e07262..946dd4283a8ce02f4df76124ac15a66da991bb1f 100644
--- a/content/browser/renderer_host/input/touch_event_queue.cc
+++ b/content/browser/renderer_host/input/touch_event_queue.cc
@@ -192,14 +192,11 @@ class TouchEventQueue::TouchTimeoutHandler {
 // has exceeded the slop region, removing duplicated slop determination logic.
 class TouchEventQueue::TouchMoveSlopSuppressor {
  public:
-  TouchMoveSlopSuppressor(double slop_suppression_length_dips,
-                          double slop_suppression_region_includes_boundary)
+  TouchMoveSlopSuppressor(double slop_suppression_length_dips)
       : slop_suppression_length_dips_squared_(0),
         suppressing_touchmoves_(false) {
     if (slop_suppression_length_dips) {
-      slop_suppression_length_dips += slop_suppression_region_includes_boundary
-                                          ? kSlopEpsilon
-                                          : -kSlopEpsilon;
+      slop_suppression_length_dips += kSlopEpsilon;
       slop_suppression_length_dips_squared_ =
           slop_suppression_length_dips * slop_suppression_length_dips;
     }
@@ -336,7 +333,6 @@ class CoalescedWebTouchEvent {
 
 TouchEventQueue::Config::Config()
     : touchmove_slop_suppression_length_dips(0),
-      touchmove_slop_suppression_region_includes_boundary(true),
       touch_scrolling_mode(TOUCH_SCROLLING_MODE_DEFAULT),
       touch_ack_timeout_delay(base::TimeDelta::FromMilliseconds(200)),
       touch_ack_timeout_supported(false) {
@@ -350,8 +346,7 @@ TouchEventQueue::TouchEventQueue(TouchEventQueueClient* client,
       touch_filtering_state_(TOUCH_FILTERING_STATE_DEFAULT),
       ack_timeout_enabled_(config.touch_ack_timeout_supported),
       touchmove_slop_suppressor_(new TouchMoveSlopSuppressor(
-          config.touchmove_slop_suppression_length_dips,
-          config.touchmove_slop_suppression_region_includes_boundary)),
+          config.touchmove_slop_suppression_length_dips)),
       send_touch_events_async_(false),
       needs_async_touchmove_for_outer_slop_region_(false),
       last_sent_touch_timestamp_sec_(0),