[iwyu] Detach v8threads.h from Giant Include Cluster

BUG=v8:7490,v8:8562

Change-Id: I156b0123ed2da3143c353b164fb80e89f279545e
Reviewed-on: https://chromium-review.googlesource.com/c/1449572Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59280}

src/debug/debug.cc

@@ -35,6 +35,7 @@
 #include "src/objects/slots.h"
 #include "src/snapshot/natives.h"
 #include "src/snapshot/snapshot.h"
+#include "src/v8threads.h"
 #include "src/wasm/wasm-objects-inl.h"
 
 namespace v8 {

src/debug/debug.h

@@ -18,11 +18,11 @@
 #include "src/frames.h"
 #include "src/globals.h"
 #include "src/heap/factory.h"
+#include "src/isolate.h"
 #include "src/objects/debug-objects.h"
 #include "src/runtime/runtime.h"
 #include "src/source-position-table.h"
 #include "src/string-stream.h"
-#include "src/v8threads.h"
 
 namespace v8 {
 namespace internal {

src/debug/liveedit.cc

@@ -22,6 +22,7 @@
 #include "src/parsing/parsing.h"
 #include "src/source-position-table.h"
 #include "src/v8.h"
+#include "src/v8threads.h"
 
 namespace v8 {
 namespace internal {

src/deoptimizer.cc

@@ -23,6 +23,7 @@
 #include "src/register-configuration.h"
 #include "src/tracing/trace-event.h"
 #include "src/v8.h"
+#include "src/v8threads.h"
 
 // Has to be the last include (doesn't have include guards)
 #include "src/objects/object-macros.h"

src/heap/heap.cc

@@ -65,6 +65,7 @@
 #include "src/utils-inl.h"
 #include "src/utils.h"
 #include "src/v8.h"
+#include "src/v8threads.h"
 #include "src/vm-state-inl.h"
 
 // Has to be the last include (doesn't have include guards):

src/isolate.cc

@@ -66,6 +66,7 @@
 #include "src/trap-handler/trap-handler.h"
 #include "src/unicode-cache.h"
 #include "src/v8.h"
+#include "src/v8threads.h"
 #include "src/version.h"
 #include "src/visitors.h"
 #include "src/vm-state-inl.h"

src/snapshot/startup-deserializer.cc

@@ -9,6 +9,7 @@
 #include "src/heap/heap-inl.h"
 #include "src/snapshot/read-only-deserializer.h"
 #include "src/snapshot/snapshot.h"
+#include "src/v8threads.h"
 
 namespace v8 {
 namespace internal {