Add missing includes of thread_task_runner_handle.h

Bug: 1300573
Change-Id: I033c19a9daadfd9ea448bb53214621b3fff8513e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3545009
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Owners-Override: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/main@{#984417}
NOKEYCHECK=True
GitOrigin-RevId: 527f0ce9f39520f3b512178f7223fa751c4b905a
diff --git a/midi_service.cc b/midi_service.cc
index 4fb02d9..2dfb355 100644
--- a/midi_service.cc
+++ b/midi_service.cc
@@ -6,6 +6,7 @@
 
 #include "base/feature_list.h"
 #include "base/strings/stringprintf.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "media/midi/midi_manager.h"
 #include "media/midi/midi_switches.h"