[inspector] added creation frame for async call chains for promises

src/inspector/v8-stack-trace-impl.h

Index: src/inspector/v8-stack-trace-impl.h
diff --git a/src/inspector/v8-stack-trace-impl.h b/src/inspector/v8-stack-trace-impl.h
index f0a452e9390dd8dccbbdadac41103dfeae4b32ad..f9313a4efcd972101ca1625c7734ff0f27dbd2b7 100644
--- a/src/inspector/v8-stack-trace-impl.h
+++ b/src/inspector/v8-stack-trace-impl.h
@@ -81,15 +81,21 @@ class V8StackTraceImpl final : public V8StackTrace {
       const override;
   std::unique_ptr<StringBuffer> toString() const override;
 
+  void setCreation(std::unique_ptr<V8StackTraceImpl> creation) {

[dgozman, 2017/01/24 23:57:44]

setPromiseCreationStack

+    m_creation = std::move(creation);
+  }
+
  private:
   V8StackTraceImpl(int contextGroupId, const String16& description,
                    std::vector<Frame>& frames,
-                   std::unique_ptr<V8StackTraceImpl> parent);
+                   std::unique_ptr<V8StackTraceImpl> parent,
+                   std::unique_ptr<V8StackTraceImpl> creation);
 
   int m_contextGroupId;
   String16 m_description;
   std::vector<Frame> m_frames;
   std::unique_ptr<V8StackTraceImpl> m_parent;
+  std::unique_ptr<V8StackTraceImpl> m_creation;
 
   DISALLOW_COPY_AND_ASSIGN(V8StackTraceImpl);
 };