Revert of [Android] Reland "Provide unhandled tap event notifications"

content/browser/android/content_view_core_impl.cc

Index: content/browser/android/content_view_core_impl.cc
diff --git a/content/browser/android/content_view_core_impl.cc b/content/browser/android/content_view_core_impl.cc
index 6bd95f174ba51ef8f536789dcb76d348bd42f3ff..a291f9746124f8c0862403690b5bb48417a9738e 100644
--- a/content/browser/android/content_view_core_impl.cc
+++ b/content/browser/android/content_view_core_impl.cc
@@ -599,12 +599,6 @@
     case WebInputEvent::GesturePinchEnd:
       Java_ContentViewCore_onPinchEndEventAck(env, j_obj.obj());
       break;
-    case WebInputEvent::GestureTap:
-      if (ack_result != INPUT_EVENT_ACK_STATE_CONSUMED) {
-        Java_ContentViewCore_onTapEventNotConsumed(
-            env, j_obj.obj(), event.x * dpi_scale(), event.y * dpi_scale());
-      }
-      break;
     case WebInputEvent::GestureDoubleTap:
       Java_ContentViewCore_onDoubleTapEventAck(env, j_obj.obj());
       break;