[WebRTC-SendPacketsOnWorkerThread] Delete MaybeWorkerThread

This helper class is no longer used.


Bug: webrtc:14502
Change-Id: I7940de762ebb9a7c6d04927603f249f5b0061051
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/301161
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#39880}

Author: perkj

modules/BUILD.gn

@@ -227,7 +227,6 @@ if (rtc_include_tests && !build_with_chromium) {
       "pacing:pacing_unittests",
       "remote_bitrate_estimator:remote_bitrate_estimator_unittests",
       "rtp_rtcp:rtp_rtcp_unittests",
-      "utility:utility_unittests",
       "video_coding:video_coding_unittests",
       "video_coding/deprecated:deprecated_unittests",
       "video_coding/timing:timing_unittests",

modules/pacing/task_queue_paced_sender.h

@@ -20,14 +20,13 @@
 #include "absl/types/optional.h"
 #include "api/field_trials_view.h"
 #include "api/sequence_checker.h"
-#include "api/task_queue/task_queue_factory.h"
+#include "api/task_queue/pending_task_safety_flag.h"
 #include "api/units/data_size.h"
 #include "api/units/time_delta.h"
 #include "api/units/timestamp.h"
 #include "modules/pacing/pacing_controller.h"
 #include "modules/pacing/rtp_packet_pacer.h"
 #include "modules/rtp_rtcp/source/rtp_packet_to_send.h"
-#include "modules/utility/maybe_worker_thread.h"
 #include "rtc_base/experiments/field_trial_parser.h"
 #include "rtc_base/numerics/exp_filter.h"
 #include "rtc_base/thread_annotations.h"

modules/utility/BUILD.gn

@@ -9,38 +9,16 @@
 import("../../webrtc.gni")
 
 rtc_source_set("utility") {
-  sources = [
-    "maybe_worker_thread.cc",
-    "maybe_worker_thread.h",
-  ]
-
-  deps = [
-    "../../api:field_trials_view",
-    "../../api:sequence_checker",
-    "../../api/task_queue",
-    "../../api/task_queue:pending_task_safety_flag",
-    "../../rtc_base:checks",
-    "../../rtc_base:logging",
-    "../../rtc_base:macromagic",
-    "../../rtc_base:rtc_event",
-    "../../rtc_base:rtc_task_queue",
-  ]
-
-  absl_deps = [
-    "//third_party/abseil-cpp/absl/functional:any_invocable",
-    "//third_party/abseil-cpp/absl/strings:strings",
-  ]
-
   if (is_android) {
     visibility = [ "*" ]
-    sources += [
+    sources = [
       "include/helpers_android.h",
       "include/jvm_android.h",
       "source/helpers_android.cc",
       "source/jvm_android.cc",
     ]
 
-    deps += [
+    deps = [
       "../../api:sequence_checker",
       "../../rtc_base:checks",
       "../../rtc_base:logging",
@@ -49,26 +27,3 @@ rtc_source_set("utility") {
     ]
   }
 }
-
-if (rtc_include_tests) {
-  rtc_library("utility_unittests") {
-    testonly = true
-
-    sources = [ "maybe_worker_thread_unittests.cc" ]
-    deps = [
-      ":utility",
-      "../../api:sequence_checker",
-      "../../api/task_queue",
-      "../../api/task_queue:default_task_queue_factory",
-      "../../api/task_queue:pending_task_safety_flag",
-      "../../api/units:time_delta",
-      "../../rtc_base:rtc_event",
-      "../../rtc_base:threading",
-      "../../test:explicit_key_value_config",
-      "../../test:field_trial",
-      "../../test:test_main",
-      "../../test:test_support",
-      "../../test/time_controller",
-    ]
-  }
-}