src: enable more detailed memory tracking

This will enable more detailed heap snapshots based on
a newer V8 API.

This commit itself is not tied to that API and could
be backported.

PR-URL: https://github.com/nodejs/node/pull/21742
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/inspector_js_api.cc b/src/inspector_js_api.cc
index 96b064e495a..9a74f4d1098 100644
--- a/src/inspector_js_api.cc
+++ b/src/inspector_js_api.cc
@@ -103,7 +103,11 @@ class JSBindingsConnection : public AsyncWrap {
     }
   }
 
-  size_t self_size() const override { return sizeof(*this); }
+  void MemoryInfo(MemoryTracker* tracker) const override {
+    tracker->TrackThis(this);
+    tracker->TrackField("callback", callback_);
+    tracker->TrackFieldWithSize("session", sizeof(*session_));
+  }
 
  private:
   std::unique_ptr<InspectorSession> session_;