Introduce more debug events for promises.

src/promise.js

Index: src/promise.js
diff --git a/src/promise.js b/src/promise.js
index 2797d79acbc83941058bc7f189dc228957fc82c9..4f9d4644d23c3a25c2f62fed7312c9473f67f30a 100644
--- a/src/promise.js
+++ b/src/promise.js
@@ -62,6 +62,12 @@ var lastMicrotaskId = 0;
     SET_PRIVATE(promise, promiseValue, value);
     SET_PRIVATE(promise, promiseOnResolve, onResolve);
     SET_PRIVATE(promise, promiseOnReject, onReject);
+    if (DEBUG_IS_ACTIVE) {
+      %DebugPromiseEvent({ type: "update Promise status",

[aandrey, 2014/07/18 12:10:44]

"update"

[Alexandra Mikhaylova, 2014/07/22 10:45:36]

Done.

+                           promise: promise,
+                           status: status,
+                           value: value });
+    }
     return promise;
   }
 
@@ -234,6 +240,11 @@ var lastMicrotaskId = 0;
                        -1);
         break;
     }
+    if (DEBUG_IS_ACTIVE) {
+      %DebugPromiseEvent({ type: "update Promise parent",

[aandrey, 2014/07/18 12:10:44]

"chain"

[Alexandra Mikhaylova, 2014/07/22 10:45:36]

Done.

+                           promise: deferred.promise,
+                           parentPromise: this });
+    }
     return deferred.promise;
   }