[promises] Move PromiseFulfill to TF

src/builtins/builtins-promise.h

Index: src/builtins/builtins-promise.h
diff --git a/src/builtins/builtins-promise.h b/src/builtins/builtins-promise.h
index 4ceedfac22b11e56a36ca0af0c41604ec711cfbb..56000a0f2b92867f7b62f8a8d111cfdb34076fd2 100644
--- a/src/builtins/builtins-promise.h
+++ b/src/builtins/builtins-promise.h
@@ -55,6 +55,9 @@ class PromiseBuiltinsAssembler : public CodeStubAssembler {
   Node* CreatePromiseGetCapabilitiesExecutorContext(Node* native_context,
                                                     Node* promise_capability);
 
+  void PromiseFulfill(Node* context, Node* promise, Node* result,
+                      v8::Promise::PromiseState status);
+
   Node* NewPromiseCapability(Node* context, Node* constructor,
                              Node* debug_event = nullptr);
 };