Move touch slop suppression from LegacyTouchEventQueue to TouchEventManager

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 5b594addabcb2a729098642010cedc4c7f277e12..f849b0ecdbd6bb6320cf9dd83dd100ad42b87bd3 100644
--- a/content/browser/renderer_host/input/touch_event_queue.cc
+++ b/content/browser/renderer_host/input/touch_event_queue.cc
@@ -292,32 +292,8 @@ class TouchEventQueue::TouchMoveSlopSuppressor {
   TouchMoveSlopSuppressor() : suppressing_touchmoves_(false) {}
 
   bool FilterEvent(const WebTouchEvent& event) {
-    if (WebTouchEventTraits::IsTouchSequenceStart(event)) {
-      suppressing_touchmoves_ = true;
-      touch_start_location_ = gfx::PointF(event.touches[0].position);
-    }
-
-    if (event.type() == WebInputEvent::TouchEnd ||
-        event.type() == WebInputEvent::TouchCancel)
-      suppressing_touchmoves_ = false;
-
-    if (event.type() != WebInputEvent::TouchMove)
-      return false;
-
-    if (suppressing_touchmoves_) {
-      if (event.touchesLength > 1) {
-        suppressing_touchmoves_ = false;
-      } else if (event.movedBeyondSlopRegion) {
-        suppressing_touchmoves_ = false;
-      } else {
-        // No sane slop region should be larger than 60 DIPs.
-        DCHECK_LT((gfx::PointF(event.touches[0].position) -
-                   touch_start_location_).LengthSquared(),
-                  kMaxConceivablePlatformSlopRegionLengthDipsSquared);
-      }
-    }
-
-    return suppressing_touchmoves_;
+    suppressing_touchmoves_ = false;
+    return false;
   }
 
   void ConfirmTouchEvent(InputEventAckState ack_result) {