API support for promises

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 2ff70f3c98be380e7e0a17f7466108f78fd4e8d0..e603caa35cdd2fe0b1777dfa09b322dc66816d38 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1591,6 +1591,15 @@ void Genesis::InstallExperimentalNativeFunctions() {
   INSTALL_NATIVE(JSFunction, "EnqueueExternalMicrotask",
                  enqueue_external_microtask);
 
+  if (FLAG_harmony_promises) {
+    INSTALL_NATIVE(JSFunction, "IsPromise", is_promise);
+    INSTALL_NATIVE(JSFunction, "PromiseCreate", promise_create);
+    INSTALL_NATIVE(JSFunction, "PromiseResolve", promise_resolve);
+    INSTALL_NATIVE(JSFunction, "PromiseReject", promise_reject);
+    INSTALL_NATIVE(JSFunction, "PromiseChain", promise_chain);
+    INSTALL_NATIVE(JSFunction, "PromiseCatch", promise_catch);
+  }
+
   if (FLAG_harmony_proxies) {
     INSTALL_NATIVE(JSFunction, "DerivedHasTrap", derived_has_trap);
     INSTALL_NATIVE(JSFunction, "DerivedGetTrap", derived_get_trap);