src: mark internally exported functions as explicitly internal

PR-URL: #37000
Fixes: #36349
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

src/api/hooks.cc

@@ -145,7 +145,7 @@ static void RunAsyncCleanupHook(void* arg) {
   info->fun(info->arg, FinishAsyncCleanupHook, info);
 }
 
-ACHHandle* AddEnvironmentCleanupHookRaw(
+ACHHandle* AddEnvironmentCleanupHookInternal(
     Isolate* isolate,
     AsyncCleanupHook fun,
     void* arg) {
@@ -160,7 +160,7 @@ ACHHandle* AddEnvironmentCleanupHookRaw(
   return new ACHHandle { info };
 }
 
-void RemoveEnvironmentCleanupHookRaw(
+void RemoveEnvironmentCleanupHookInternal(
     ACHHandle* handle) {
   if (handle->info->started) return;
   handle->info->self.reset();

src/node.h

@@ -925,21 +925,25 @@ struct ACHHandle;
 struct NODE_EXTERN DeleteACHHandle { void operator()(ACHHandle*) const; };
 typedef std::unique_ptr<ACHHandle, DeleteACHHandle> AsyncCleanupHookHandle;
 
-NODE_EXTERN ACHHandle* AddEnvironmentCleanupHookRaw(
+/* This function is not intended to be used externally, it exists to aid in
+ * keeping ABI compatibility between Node and Electron. */
+NODE_EXTERN ACHHandle* AddEnvironmentCleanupHookInternal(
     v8::Isolate* isolate,
     void (*fun)(void* arg, void (*cb)(void*), void* cbarg),
     void* arg);
 inline AsyncCleanupHookHandle AddEnvironmentCleanupHook(
     v8::Isolate* isolate,
     void (*fun)(void* arg, void (*cb)(void*), void* cbarg),
     void* arg) {
-  return AsyncCleanupHookHandle(AddEnvironmentCleanupHookRaw(isolate, fun,
+  return AsyncCleanupHookHandle(AddEnvironmentCleanupHookInternal(isolate, fun,
       arg));
 }
 
-NODE_EXTERN void RemoveEnvironmentCleanupHookRaw(ACHHandle* holder);
+/* This function is not intended to be used externally, it exists to aid in
+ * keeping ABI compatibility between Node and Electron. */
+NODE_EXTERN void RemoveEnvironmentCleanupHookInternal(ACHHandle* holder);
 inline void RemoveEnvironmentCleanupHook(AsyncCleanupHookHandle holder) {
-  RemoveEnvironmentCleanupHookRaw(holder.get());
+  RemoveEnvironmentCleanupHookInternal(holder.get());
 }
 
 /* Returns the id of the current execution context. If the return value is