Replace base/task/ temporary forward headers with their final locations

Note to QA: This merely changes includes and should not be blamed
for files it touched.

Bug: 1255932
Change-Id: I1ce4e31efd5792ebf2080812e665cae838a54972
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3226943
Reviewed-by: Gabriel Charette <[email protected]>
Owners-Override: Gabriel Charette <[email protected]>
Cr-Commit-Position: refs/heads/main@{#932153}
diff --git a/ipc/ipc_message_pipe_reader.cc b/ipc/ipc_message_pipe_reader.cc
index c2ab7eb..371c463 100644
--- a/ipc/ipc_message_pipe_reader.cc
+++ b/ipc/ipc_message_pipe_reader.cc
@@ -14,7 +14,7 @@
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
-#include "base/task/single_thread_task_runner_forward.h"
+#include "base/task/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/trace_event/trace_event.h"
 #include "ipc/ipc_channel_mojo.h"