[inspector] handle context destroyed after console.log

src/inspector/V8InspectorImpl.cpp

 /*
  * Copyright (c) 2010-2011 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 153 matching lines @@
   if (storageIt == m_consoleStorageMap.end())
     storageIt =
         m_consoleStorageMap
             .insert(std::make_pair(
                 contextGroupId,
                 wrapUnique(new V8ConsoleMessageStorage(this, contextGroupId))))
             .first;
   return storageIt->second.get();
 }
 
+bool V8InspectorImpl::hasConsoleMessageStorage(int contextGroupId) {
+  ConsoleStorageMap::iterator storageIt =
+      m_consoleStorageMap.find(contextGroupId);
+  return storageIt != m_consoleStorageMap.end();
+}
+
 std::unique_ptr<V8StackTrace> V8InspectorImpl::createStackTrace(
     v8::Local<v8::StackTrace> stackTrace) {
   return m_debugger->createStackTrace(stackTrace);
 }
 
 std::unique_ptr<V8InspectorSession> V8InspectorImpl::connect(
     int contextGroupId, V8Inspector::Channel* channel,
     const StringView& state) {
   DCHECK(m_sessions.find(contextGroupId) == m_sessions.cend());
   std::unique_ptr<V8InspectorSessionImpl> session =
@@ skipping 168 matching lines @@
 }
 
 V8InspectorSessionImpl* V8InspectorImpl::sessionForContextGroup(
     int contextGroupId) {
   if (!contextGroupId) return nullptr;
   SessionMap::iterator iter = m_sessions.find(contextGroupId);
   return iter == m_sessions.end() ? nullptr : iter->second;
 }
 
 }  // namespace v8_inspector