[ThreadPool] Move thread_pool.h to thread_pool_instance.h

The only class defined in this header is ThreadPoolInstance and this
is thus more correct.

[email protected]

Change-Id: I023626583f2ed976e6d277b379def168e3ce87b2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1773663
Reviewed-by: François Doray <[email protected]>
Commit-Queue: François Doray <[email protected]>
Auto-Submit: Gabriel Charette <[email protected]>
Cr-Commit-Position: refs/heads/master@{#691491}
diff --git a/content/renderer/render_process_impl.cc b/content/renderer/render_process_impl.cc
index 9b73dd91..a8fa1d5 100644
--- a/content/renderer/render_process_impl.cc
+++ b/content/renderer/render_process_impl.cc
@@ -8,8 +8,8 @@
 
 #if defined(OS_WIN)
 #include <windows.h>
-#include <objidl.h>
 #include <mlang.h>
+#include <objidl.h>
 #endif
 
 #include <stddef.h>
@@ -28,7 +28,7 @@
 #include "base/strings/string_split.h"
 #include "base/system/sys_info.h"
 #include "base/task/thread_pool/initialization_util.h"
-#include "base/task/thread_pool/thread_pool.h"
+#include "base/task/thread_pool/thread_pool_instance.h"
 #include "base/time/time.h"
 #include "content/common/thread_pool_util.h"
 #include "content/public/common/bindings_policy.h"