[wasm] Removed redundant promise resolution in wasm bindings

third_party/WebKit/Source/bindings/modules/v8/wasm/WasmResponseExtensions.cpp

 // Copyright 2017 The Chromium 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 "bindings/modules/v8/wasm/WasmResponseExtensions.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
@@ skipping 189 matching lines @@
   if (!args[0]->IsPromise() &&
       !V8Response::hasInstance(args[0], args.GetIsolate()))
     return false;
 
   v8::Isolate* isolate = args.GetIsolate();
   ScriptState* script_state = ScriptState::ForReceiverObject(args);
 
   v8::Local<v8::Function> compile_callback =
       v8::Function::New(isolate, CompileFromResponseCallback);
 
-  ScriptPromiseResolver* script_promise_resolver =
-      ScriptPromiseResolver::Create(script_state);
   // treat either case of parameter as
   // Promise.resolve(parameter)
   // as per https://www.w3.org/2001/tag/doc/promises-guide#resolve-arguments
 
   // Ending with:
   //    return Promise.resolve(parameter).then(compileCallback);
-  ScriptPromise parameter_as_promise = script_promise_resolver->Promise();
   V8SetReturnValue(args, ScriptPromise::Cast(script_state, args[0])
                              .Then(compile_callback)
                              .V8Value());
 
-  // resolve the first parameter promise.
-  script_promise_resolver->Resolve(ScriptValue::From(script_state, args[0]));
   return true;
 }
 
 }  // namespace
 
 void WasmResponseExtensions::Initialize(v8::Isolate* isolate) {
   isolate->SetWasmCompileCallback(WasmCompileOverload);
 }
 
 }  // namespace blink