Revert of [Autofill] Enable Autofill UKM by default.

components/payments/core/journey_logger.cc

Index: components/payments/core/journey_logger.cc
diff --git a/components/payments/core/journey_logger.cc b/components/payments/core/journey_logger.cc
index 6ced0eb5ef8e72b28c9ccdf2af5f31923de3c01c..11665b770cd09012252f156e45b1e64bf866dc45 100644
--- a/components/payments/core/journey_logger.cc
+++ b/components/payments/core/journey_logger.cc
@@ -8,6 +8,7 @@
 
 #include "base/metrics/histogram_functions.h"
 #include "base/metrics/histogram_macros.h"
+#include "components/autofill/core/browser/autofill_experiments.h"
 #include "components/ukm/ukm_entry_builder.h"
 #include "components/ukm/ukm_service.h"
 
@@ -220,7 +221,7 @@
 }
 
 void JourneyLogger::RecordUrlKeyedMetrics(CompletionStatus completion_status) {
-  if (!ukm_service_ || !url_.is_valid())
+  if (!autofill::IsUkmLoggingEnabled() || !ukm_service_ || !url_.is_valid())
     return;
 
   // Record the Checkout Funnel UKM.