[wasm] Use a Managed<WasmModule> to hold metadata about modules.

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 7186 matching lines @@
   i::Handle<i::String> wire_bytes = compiled_part->module_bytes();
   return Local<String>::Cast(Utils::ToLocal(wire_bytes));
 }
 
 WasmCompiledModule::SerializedModule WasmCompiledModule::Serialize() {
   i::Handle<i::JSObject> obj =
       i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
   i::Handle<i::wasm::WasmCompiledModule> compiled_part =
       i::handle(i::wasm::WasmCompiledModule::cast(obj->GetInternalField(0)));
 
-  i::Handle<i::SeqOneByteString> wire_bytes = compiled_part->module_bytes();
-  compiled_part->reset_module_bytes();
   std::unique_ptr<i::ScriptData> script_data =
       i::WasmCompiledModuleSerializer::SerializeWasmModule(obj->GetIsolate(),
                                                            compiled_part);
-  compiled_part->set_module_bytes(wire_bytes);
   script_data->ReleaseDataOwnership();
 
   size_t size = static_cast<size_t>(script_data->length());
   return {std::unique_ptr<const uint8_t[]>(script_data->data()), size};
 }
 
 MaybeLocal<WasmCompiledModule> WasmCompiledModule::Deserialize(
     Isolate* isolate,
     const WasmCompiledModule::SerializedModule& serialized_module) {
   return Deserialize(isolate,
                      {serialized_module.first.get(), serialized_module.second});
 }
 
 MaybeLocal<WasmCompiledModule> WasmCompiledModule::Deserialize(
     Isolate* isolate,
     const WasmCompiledModule::CallerOwnedBuffer& serialized_module) {
   int size = static_cast<int>(serialized_module.second);
   i::ScriptData sc(serialized_module.first, size);
   i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
   i::MaybeHandle<i::FixedArray> maybe_compiled_part =
       i::WasmCompiledModuleSerializer::DeserializeWasmModule(i_isolate, &sc);
   i::Handle<i::FixedArray> compiled_part;
   if (!maybe_compiled_part.ToHandle(&compiled_part)) {
     return MaybeLocal<WasmCompiledModule>();
   }
   i::Handle<i::wasm::WasmCompiledModule> compiled_module =
       handle(i::wasm::WasmCompiledModule::cast(*compiled_part));
   return Local<WasmCompiledModule>::Cast(
-      Utils::ToLocal(i::wasm::CreateCompiledModuleObject(
+      Utils::ToLocal(i::wasm::CreateWasmModuleObject(
           i_isolate, compiled_module, i::wasm::ModuleOrigin::kWasmOrigin)));
 }
 
 MaybeLocal<WasmCompiledModule> WasmCompiledModule::DeserializeOrCompile(
     Isolate* isolate,
     const WasmCompiledModule::CallerOwnedBuffer& serialized_module,
     const WasmCompiledModule::CallerOwnedBuffer& wire_bytes) {
   MaybeLocal<WasmCompiledModule> ret = Deserialize(isolate, serialized_module);
   if (!ret.IsEmpty()) {
     // TODO(mtrofin): once we stop taking a dependency on Deserialize,
@@ skipping 2243 matching lines @@
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 }  // namespace internal
 }  // namespace v8