[inspector] merged type and name of async task event

src/debug/debug.js

Index: src/debug/debug.js
diff --git a/src/debug/debug.js b/src/debug/debug.js
index c17a20a512a655e95e788f3141a453523e8828b8..512bedb69fbffd0788ad3ea3180695653f77c6d5 100644
--- a/src/debug/debug.js
+++ b/src/debug/debug.js
@@ -1088,26 +1088,14 @@ function MakeScriptObject_(script, include_source) {
 }
 
 
-function PromiseDebugActionNameToString(name) {
-  switch (name) {
-    case kAsyncFunction: return "async function";
-    case kPromiseResolve: return "Promise.resolve";
-    case kPromiseReject: return "Promise.reject";
-    case kPromiseResolveThenableJob: return "PromiseResolveThenableJob";
-    case kDebugPromiseCollected: return "Promise collected";
-  }
-}
-
-function MakeAsyncTaskEvent(type, id, name) {
-  return new AsyncTaskEvent(type,
-                            id, PromiseDebugActionNameToString(name));
+function MakeAsyncTaskEvent(type, id) {
+  return new AsyncTaskEvent(type, id);
 }
 
 
-function AsyncTaskEvent(type, id, name) {
+function AsyncTaskEvent(type, id) {
   this.type_ = type;
   this.id_ = id;
-  this.name_ = name;
 }
 
 
@@ -1116,11 +1104,6 @@ AsyncTaskEvent.prototype.type = function() {
 }
 
 
-AsyncTaskEvent.prototype.name = function() {
-  return this.name_;
-}
-
-
 AsyncTaskEvent.prototype.id = function() {
   return this.id_;
 }