FunctionEntryHook: require no-snapshot build

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 866a0bc22441e84f5339397ba42f9ce2c190ea44..362ed440f605b5e129cfcc1237eabbe029be49d7 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -8154,6 +8154,12 @@ Isolate* Isolate::New(const Isolate::CreateParams& params) {
     isolate->set_snapshot_blob(i::Snapshot::DefaultSnapshotBlob());
   }
   if (params.entry_hook) {
+#ifdef V8_USE_SNAPSHOT
+    // Setting a FunctionEntryHook is only supported in no-snapshot builds.
+    Utils::ApiCheck(
+        false, "v8::Isolate::New",
+        "Setting a FunctionEntryHook is only supported in no-snapshot builds.");
+#endif
     isolate->set_function_entry_hook(params.entry_hook);
   }
   auto code_event_handler = params.code_event_handler;