[promises] port NewPromiseCapability to TF

src/code-stub-assembler.cc

 // Copyright 2016 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/code-stub-assembler.h"
 #include "src/code-factory.h"
 #include "src/frames-inl.h"
 #include "src/frames.h"
+#include "src/promise-utils.h"

[gsathya, 2016/12/21 01:02:33]

Is this needed?

 
 namespace v8 {
 namespace internal {
 
 using compiler::Node;
 
 CodeStubAssembler::CodeStubAssembler(compiler::CodeAssemblerState* state)
     : compiler::CodeAssembler(state) {
   if (DEBUG_BOOL && FLAG_csa_trap_on_node != nullptr) {
     HandleBreakOnNode();
@@ skipping 8349 matching lines @@
                        Heap::kUndefinedValueRootIndex);
   StoreObjectFieldRoot(result, PromiseReactionJobInfo::kDebugNameOffset,
                        Heap::kUndefinedValueRootIndex);
   StoreObjectFieldNoWriteBarrier(result, PromiseReactionJobInfo::kContextOffset,
                                  context);
   return result;
 }
 
 }  // namespace internal
 }  // namespace v8