For #9614: Integrate new onTouchEventForDetailResult.

components/browser/engine-gecko-nightly/src/main/java/mozilla/components/browser/engine/gecko/NestedGeckoView.kt

@@ -119,13 +119,11 @@ open class NestedGeckoView(context: Context) : GeckoView(context), NestedScrolli
 
     @VisibleForTesting
     internal fun updateInputResult(event: MotionEvent) {
-        @Suppress("Deprecation")
-        // Deprecation to be replaced in https://github.com/mozilla-mobile/android-components/issues/9614
-        super.onTouchEventForResult(event)
+        super.onTouchEventForDetailResult(event)
             .accept {
                 // This should never be null.
                 // Prefer to crash and investigate after rather than not knowing about problems with this.
-                inputResult = it!!
+                inputResult = it?.handledResult()!!
                 startNestedScroll(ViewCompat.SCROLL_AXIS_VERTICAL)
             }
     }