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

Source/core/inspector/ConsoleMessage.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/inspector/ConsoleMessage.h"
 
 #include "bindings/core/v8/ScriptCallStackFactory.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "core/inspector/ScriptArguments.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
-unsigned nextMessageId()
-{
-    struct MessageId {
-        MessageId() : value(0) { }
-        unsigned value;
-    };
-
-    AtomicallyInitializedStaticReference(WTF::ThreadSpecific<MessageId>, messageId, new WTF::ThreadSpecific<MessageId>);
-    return ++messageId->value;
-}
-
 ConsoleMessage::ConsoleMessage(MessageSource source,
     MessageLevel level,
     const String& message,
     const String& url,
     unsigned lineNumber,
     unsigned columnNumber)
     : m_source(source)
     , m_level(level)
     , m_type(LogMessageType)
     , m_message(message)
     , m_scriptId(0)
     , m_url(url)
     , m_lineNumber(lineNumber)
     , m_columnNumber(columnNumber)
     , m_requestIdentifier(0)
     , m_timestamp(WTF::currentTime())
     , m_workerProxy(nullptr)
-    , m_messageId(0)
-    , m_relatedMessageId(0)
 {
 }
 
 ConsoleMessage::~ConsoleMessage()
 {
 }
 
 MessageType ConsoleMessage::type() const
 {
     return m_type;
@@ skipping 85 matching lines @@
 double ConsoleMessage::timestamp() const
 {
     return m_timestamp;
 }
 
 void ConsoleMessage::setTimestamp(double timestamp)
 {
     m_timestamp = timestamp;
 }
 
-unsigned ConsoleMessage::assignMessageId()
-{
-    if (!m_messageId)
-        m_messageId = nextMessageId();
-    return m_messageId;
-}
-
 MessageSource ConsoleMessage::source() const
 {
     return m_source;
 }
 
 MessageLevel ConsoleMessage::level() const
 {
     return m_level;
 }
 
@@ skipping 48 matching lines @@
         m_callStack.clear();
 }
 
 DEFINE_TRACE(ConsoleMessage)
 {
     visitor->trace(m_callStack);
     visitor->trace(m_scriptArguments);
 }
 
 } // namespace blink