[inspector] introduced stepIntoAsync for chained callbacks

src/debug/debug.h

Index: src/debug/debug.h
diff --git a/src/debug/debug.h b/src/debug/debug.h
index dd6bb31d5f62cc8aca2d219c85d9a3671a98aaf7..6b25940b7ac9f33b63d77134bc1f7f55e3790d70 100644
--- a/src/debug/debug.h
+++ b/src/debug/debug.h
@@ -454,6 +454,10 @@ class Debug {
 
   StepAction last_step_action() { return thread_local_.last_step_action_; }
 
+  void set_non_breakable_async_events(bool value) {
+    thread_local_.non_breakable_async_events_ = value;
+  }
+
   DebugFeatureTracker* feature_tracker() { return &feature_tracker_; }
 
  private:
@@ -622,6 +626,7 @@ class Debug {
     Address restart_fp_;
 
     int async_task_count_;
+    bool non_breakable_async_events_;

[Yang, 2017/01/30 13:30:14]

Can we have a comment here?

[kozy, 2017/01/30 16:58:00]

Removed.

   };
 
   // Storage location for registers when handling debug break calls