[IndexedDB] Adding async tracing for renderer calls.

third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 35 matching lines @@
   IDBOpenDBRequest* request =
       new IDBOpenDBRequest(script_state, callbacks, transaction_id, version);
   request->SuspendIfNeeded();
   return request;
 }
 
 IDBOpenDBRequest::IDBOpenDBRequest(ScriptState* script_state,
                                    IDBDatabaseCallbacks* callbacks,
                                    int64_t transaction_id,
                                    int64_t version)
-    : IDBRequest(script_state, IDBAny::CreateNull(), nullptr),
+    : IDBRequest(script_state,
+                 IDBAny::CreateNull(),
+                 nullptr,
+                 IDBRequest::AsyncTraceState()),
       database_callbacks_(callbacks),
       transaction_id_(transaction_id),
       version_(version) {
   DCHECK(!ResultAsAny());
 }
 
 IDBOpenDBRequest::~IDBOpenDBRequest() {}
 
 DEFINE_TRACE(IDBOpenDBRequest) {
   visitor->Trace(database_callbacks_);
@@ skipping 115 matching lines @@
     SetResult(nullptr);
     HandleResponse(
         DOMException::Create(kAbortError, "The connection was closed."));
     return DispatchEventResult::kCanceledBeforeDispatch;
   }
 
   return IDBRequest::DispatchEventInternal(event);
 }
 
 }  // namespace blink