Suppressed MEs for gestures from cancelled PEs

third_party/WebKit/Source/core/input/TouchEventManager.cpp

Index: third_party/WebKit/Source/core/input/TouchEventManager.cpp
diff --git a/third_party/WebKit/Source/core/input/TouchEventManager.cpp b/third_party/WebKit/Source/core/input/TouchEventManager.cpp
index 3bcb2f3323c2ee01bb0514dbd17297f6f6cf220b..ac88b6bcb25462b744ba73d90b8098afd88a665a 100644
--- a/third_party/WebKit/Source/core/input/TouchEventManager.cpp
+++ b/third_party/WebKit/Source/core/input/TouchEventManager.cpp
@@ -418,15 +418,6 @@ WebInputEventResult TouchEventManager::handleTouchEvent(
     if (!reHitTestTouchPointsIfNeeded(event, touchInfos))
         return WebInputEventResult::NotHandled;
 
-    // Note that the disposition of any pointer events affects only the generation of touch
-    // events. If all pointer events were handled (and hence no touch events were fired), that
-    // is still equivalent to the touch events going unhandled because pointer event handler
-    // don't block scroll gesture generation.
-
-    // TODO(crbug.com/507408): If PE handlers always call preventDefault, we won't see TEs until after
-    // scrolling starts because the scrolling would suppress upcoming PEs. This sudden "break" in TE
-    // suppression can make the visible TEs inconsistent (e.g. touchmove without a touchstart).
-
     bool allTouchesReleased = true;
     for (const auto& point : event.touchPoints()) {
         if (point.state() != PlatformTouchPoint::TouchReleased