[debugger] correctly annotate scripts with debug id.

src/debug/debug.cc

Index: src/debug/debug.cc
diff --git a/src/debug/debug.cc b/src/debug/debug.cc
index 94d6ed6e0125d9d36acc30fed18b4fb5cf5905a5..53d6d40f501b08b494aa79ed89049cae0935b69a 100644
--- a/src/debug/debug.cc
+++ b/src/debug/debug.cc
@@ -2028,6 +2028,10 @@ void Debug::OnAsyncTaskEvent(debug::PromiseDebugActionType type, int id,
 }
 
 void Debug::ProcessCompileEvent(v8::DebugEvent event, Handle<Script> script) {
+  // Attach the correct debug id to the script. The debug id is used by the
+  // inspector to filter scripts by native context.
+  FixedArray* array = isolate_->native_context()->embedder_data();
+  script->set_context_data(array->get(v8::Context::kDebugIdIndex));
   if (ignore_events()) return;
   if (script->type() != i::Script::TYPE_NORMAL &&
       script->type() != i::Script::TYPE_WASM) {