Revert "Upload generated frame-request-pending stats (#135645)"

This reverts commit dd341d4295416f559b971fa58583a8efacfd376c.
diff --git a/dev/devicelab/lib/tasks/perf_tests.dart b/dev/devicelab/lib/tasks/perf_tests.dart
index 416b43c..1dc7338 100644
--- a/dev/devicelab/lib/tasks/perf_tests.dart
+++ b/dev/devicelab/lib/tasks/perf_tests.dart
@@ -1358,9 +1358,6 @@
   '99th_percentile_picture_cache_memory',
   'worst_picture_cache_memory',
   'old_gen_gc_count',
-  'average_frame_request_pending_latency',
-  '90th_percentile_frame_request_pending_latency',
-  '99th_percentile_frame_request_pending_latency'
 ];
 
 /// Measures how long it takes to compile a Flutter app to JavaScript and how
diff --git a/dev/devicelab/test/perf_tests_test.dart b/dev/devicelab/test/perf_tests_test.dart
index 57a214c..237cffb 100644
--- a/dev/devicelab/test/perf_tests_test.dart
+++ b/dev/devicelab/test/perf_tests_test.dart
@@ -58,9 +58,6 @@
       'average_vsync_transitions_missed': 1,
       '90th_percentile_vsync_transitions_missed': 1,
       '99th_percentile_vsync_transitions_missed': 1,
-      'average_frame_request_pending_latency': 0.1,
-      '90th_percentile_frame_request_pending_latency': 0.1,
-      '99th_percentile_frame_request_pending_latency': 0.1,
     };
     const String resultFileName = 'fake_result';
     void driveCallback(List<String> arguments) {
@@ -111,9 +108,6 @@
       '90hz_frame_percentage': 0.4,
       '120hz_frame_percentage': 0.6,
       'illegal_refresh_rate_frame_count': 10,
-      'average_frame_request_pending_latency': 0.1,
-      '90th_percentile_frame_request_pending_latency': 0.1,
-      '99th_percentile_frame_request_pending_latency': 0.1,
     };
     const String resultFileName = 'fake_result';
     void driveCallback(List<String> arguments) {