chore: upgrade to Node.js v18 (#35999)

* chore: update to Node.js v18

* child_process: improve argument validation

https://github.com/nodejs/node/pull/41305

* bootstrap: support configure-time user-land snapshot

https://github.com/nodejs/node/pull/42466

* chore: update GN patch

* src: disambiguate terms used to refer to builtins and addons

https://github.com/nodejs/node/pull/44135

* src: use a typed array internally for process._exiting

https://github.com/nodejs/node/pull/43883

* chore: lib/internal/bootstrap -> lib/internal/process

* src: disambiguate terms used to refer to builtins and addons

https://github.com/nodejs/node/pull/44135

* chore: remove redudant browserGlobals patch

* chore: update BoringSSL patch

* src: allow embedder-provided PageAllocator in NodePlatform

https://github.com/nodejs/node/pull/38362

* chore: fixup Node.js crypto tests

- https://github.com/nodejs/node/pull/44171
- https://github.com/nodejs/node/pull/41600

* lib: add Promise methods to avoid-prototype-pollution lint rule

https://github.com/nodejs/node/pull/43849

* deps: update V8 to 10.1

https://github.com/nodejs/node/pull/42657

* src: add kNoBrowserGlobals flag for Environment

https://github.com/nodejs/node/pull/40532

* chore: consolidate asar initialization patches

* deps: update V8 to 10.1

https://github.com/nodejs/node/pull/42657

* deps: update V8 to 9.8

https://github.com/nodejs/node/pull/41610

* src,crypto: remove AllocatedBuffers from crypto_spkac

https://github.com/nodejs/node/pull/40752

* build: enable V8's shared read-only heap

https://github.com/nodejs/node/pull/42809

* src: fix ssize_t error from nghttp2.h

https://github.com/nodejs/node/pull/44393

* chore: fixup ESM patch

* chore: fixup patch indices

* src: merge NativeModuleEnv into NativeModuleLoader

https://github.com/nodejs/node/pull/43824

* [API] Pass OOMDetails to OOMErrorCallback

3647827

* src: iwyu in cleanup_queue.cc

* src: return Maybe from a couple of functions

https://github.com/nodejs/node/pull/39603

* src: clean up embedder API

https://github.com/nodejs/node/pull/35897

* src: refactor DH groups to delete crypto_groups.h

https://github.com/nodejs/node/pull/43896

* deps,src: use SIMD for normal base64 encoding

https://github.com/nodejs/node/pull/39775

* chore: remove deleted source file

* chore: update patches

* chore: remove deleted source file

* lib: add fetch

https://github.com/nodejs/node/pull/41749

* chore: remove nonexistent node specs

* test: split report OOM tests

https://github.com/nodejs/node/pull/44389

* src: trace fs async api

https://github.com/nodejs/node/pull/44057

* http: trace http request / response

https://github.com/nodejs/node/pull/44102

* test: split test-crypto-dh.js

https://github.com/nodejs/node/pull/40451

* crypto: introduce X509Certificate API

https://github.com/nodejs/node/pull/36804

* src: split property helpers from node::Environment

https://github.com/nodejs/node/pull/44056

* https://github.com/nodejs/node/pull/38905

bootstrap: implement run-time user-land snapshots via --build-snapshot and --snapshot-blob

* lib,src: implement WebAssembly Web API

https://github.com/nodejs/node/pull/42701

* fixup! deps,src: use SIMD for normal base64 encoding

* fixup! src: refactor DH groups to delete crypto_groups.h

* chore: fixup base64 GN file

* fix: check that node::InitializeContext() returns true

* chore: delete _noBrowserGlobals usage

* chore: disable fetch in renderer procceses

* dns: default to verbatim=true in dns.lookup()

https://github.com/nodejs/node/pull/39987

Co-authored-by: PatchUp <73610968+patchup[bot]@users.noreply.github.com>

shell/browser/javascript_environment.h

@@ -32,7 +32,7 @@ class JavascriptEnvironment {
   void CreateMicrotasksRunner();
   void DestroyMicrotasksRunner();
 
-  node::MultiIsolatePlatform* platform() const { return platform_; }
+  node::MultiIsolatePlatform* platform() const { return platform_.get(); }
   v8::Isolate* isolate() const { return isolate_; }
   v8::Local<v8::Context> context() const {
     return v8::Local<v8::Context>::New(isolate_, context_);
@@ -42,8 +42,7 @@ class JavascriptEnvironment {
 
  private:
   v8::Isolate* Initialize(uv_loop_t* event_loop);
-  // Leaked on exit.
-  node::MultiIsolatePlatform* platform_;
+  std::unique_ptr<node::MultiIsolatePlatform> platform_;
 
   v8::Isolate* isolate_;
   gin::IsolateHolder isolate_holder_;