Revert of DevTools: [console] Logged promise rejections do not change state once handled

Source/core/inspector/ConsoleMessage.h

Index: Source/core/inspector/ConsoleMessage.h
diff --git a/Source/core/inspector/ConsoleMessage.h b/Source/core/inspector/ConsoleMessage.h
index 383767592a3c0798ab47b76fd07141e55d8d9ee4..f612471f3ce6d55fbcae988e3b6834f7cb4f641c 100644
--- a/Source/core/inspector/ConsoleMessage.h
+++ b/Source/core/inspector/ConsoleMessage.h
@@ -51,10 +51,6 @@ public:
     void setTimestamp(double);
     WorkerGlobalScopeProxy* workerGlobalScopeProxy() { return m_workerProxy; }
     void setWorkerGlobalScopeProxy(WorkerGlobalScopeProxy* proxy) { m_workerProxy = proxy; }
-    unsigned assignMessageId();
-    unsigned messageId() const { return m_messageId; }
-    unsigned relatedMessageId() const { return m_relatedMessageId; }
-    void setRelatedMessageId(unsigned relatedMessageId) { m_relatedMessageId = relatedMessageId; }
 
     MessageSource source() const;
     MessageLevel level() const;
@@ -85,8 +81,6 @@ private:
     unsigned long m_requestIdentifier;
     double m_timestamp;
     WorkerGlobalScopeProxy* m_workerProxy;
-    unsigned m_messageId;
-    unsigned m_relatedMessageId;
 };
 
 } // namespace blink