Revert of [wasm] Embedder can control what buffers wasm compilation works on.

src/wasm/wasm-js.cc

Index: src/wasm/wasm-js.cc
diff --git a/src/wasm/wasm-js.cc b/src/wasm/wasm-js.cc
index e641d449e1fa31652c28a889494d633542267ad1..baec27d3cc5661af4d47b0a9bfc8d71c332c63ef 100644
--- a/src/wasm/wasm-js.cc
+++ b/src/wasm/wasm-js.cc
@@ -79,18 +79,9 @@
 
 static i::MaybeHandle<i::WasmModuleObject> CreateModuleObject(
     v8::Isolate* isolate, const v8::Local<v8::Value> source,
-    ErrorThrower* thrower, bool async) {
-  i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
-  i::MaybeHandle<i::WasmModuleObject> nothing;
-
-  AllowWasmCompileCallback callback =
-      reinterpret_cast<i::Isolate*>(isolate)->allow_wasm_compile_callback();
-  if (callback != nullptr && !callback(source, async)) {
-    thrower->RangeError(
-        "Wasm compilation exceeds internal limits in this context for provided "
-        "arguments");
-    return nothing;
-  }
+    ErrorThrower* thrower) {
+  i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
+  i::MaybeHandle<i::JSObject> nothing;
 
   RawBuffer buffer = GetRawBufferSource(source, thrower);
   if (buffer.start == nullptr) return i::MaybeHandle<i::WasmModuleObject>();
@@ -148,7 +139,7 @@
     return;
   }
   i::MaybeHandle<i::JSObject> module_obj =
-      CreateModuleObject(isolate, args[0], &thrower, true);
+      CreateModuleObject(isolate, args[0], &thrower);
 
   if (thrower.error()) {
     resolver->Reject(context, Utils::ToLocal(thrower.Reify()));
@@ -189,7 +180,7 @@
   }
 
   i::MaybeHandle<i::JSObject> module_obj =
-      CreateModuleObject(isolate, args[0], &thrower, false);
+      CreateModuleObject(isolate, args[0], &thrower);
   if (module_obj.is_null()) return;
 
   v8::ReturnValue<v8::Value> return_value = args.GetReturnValue();
@@ -198,8 +189,7 @@
 
 MaybeLocal<Value> InstantiateModuleImpl(
     i::Isolate* i_isolate, i::Handle<i::WasmModuleObject> i_module_obj,
-    const v8::FunctionCallbackInfo<v8::Value>& args, ErrorThrower* thrower,
-    bool as_promise) {
+    const v8::FunctionCallbackInfo<v8::Value>& args, ErrorThrower* thrower) {
   // It so happens that in both the WebAssembly.instantiate, as well as
   // WebAssembly.Instance ctor, the positions of the ffi object and memory
   // are the same. If that changes later, we refactor the consts into
@@ -220,17 +210,6 @@
     Local<Object> obj = Local<Object>::Cast(args[kFfiOffset]);
     ffi = i::Handle<i::JSReceiver>::cast(v8::Utils::OpenHandle(*obj));
   }
-  AllowWasmInstantiateCallback allow_instantiate =
-      i_isolate->allow_wasm_instantiate_callback();
-  if (allow_instantiate != nullptr &&
-      !allow_instantiate(Local<WasmCompiledModule>::Cast(Utils::ToLocal(
-                             i::Handle<i::JSObject>::cast(i_module_obj))),
-                         Utils::ToLocal(ffi), as_promise)) {
-    thrower->RangeError(
-        "Wasm instantiation exceeds internal limits in this context for "
-        "provided arguments");
-    return nothing;
-  }
 
   i::MaybeHandle<i::JSObject> instance =
       i::wasm::WasmModule::Instantiate(i_isolate, thrower, i_module_obj, ffi);
@@ -337,7 +316,7 @@
 
   if (!maybe_module.is_null()) {
     MaybeLocal<Value> instance = InstantiateModuleImpl(
-        i_isolate, maybe_module.ToHandleChecked(), args, &thrower, false);
+        i_isolate, maybe_module.ToHandleChecked(), args, &thrower);
 
     if (instance.IsEmpty()) {
       DCHECK(thrower.error());
@@ -382,7 +361,7 @@
   i::Handle<i::WasmModuleObject> module_obj;
   if (want_pair) {
     i::MaybeHandle<i::WasmModuleObject> maybe_module_obj =
-        CreateModuleObject(isolate, args[0], &thrower, true);
+        CreateModuleObject(isolate, args[0], &thrower);
     if (!maybe_module_obj.ToHandle(&module_obj)) {
       DCHECK(thrower.error());
       resolver->Reject(context, Utils::ToLocal(thrower.Reify()));
@@ -393,7 +372,7 @@
   }
   DCHECK(!module_obj.is_null());
   MaybeLocal<Value> instance =
-      InstantiateModuleImpl(i_isolate, module_obj, args, &thrower, true);
+      InstantiateModuleImpl(i_isolate, module_obj, args, &thrower);
   if (instance.IsEmpty()) {
     DCHECK(thrower.error());
     resolver->Reject(context, Utils::ToLocal(thrower.Reify()));