[inspector] added creation frame for async call chains for promises

src/inspector/v8-debugger.h

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INSPECTOR_V8DEBUGGER_H_
 #define V8_INSPECTOR_V8DEBUGGER_H_
 
 #include <vector>
 
 #include "src/base/macros.h"
@@ skipping 115 matching lines @@
   v8::MaybeLocal<v8::Value> getTargetScopes(v8::Local<v8::Context>,
                                             v8::Local<v8::Value>,
                                             ScopeTargetKind);
 
   v8::MaybeLocal<v8::Value> functionScopes(v8::Local<v8::Context>,
                                            v8::Local<v8::Function>);
   v8::MaybeLocal<v8::Value> generatorScopes(v8::Local<v8::Context>,
                                             v8::Local<v8::Value>);
 
   void asyncTaskCreated(void* task, void* parentTask);
+  void registerAsyncTaskIfNeeded(void* task);
 
   // v8::debug::DebugEventListener implementation.
   void PromiseEventOccurred(v8::debug::PromiseDebugActionType type, int id,
                             int parentId) override;
   void ScriptCompiled(v8::Local<v8::debug::Script> script,
                       bool has_compile_error) override;
   void BreakProgramRequested(v8::Local<v8::Context> paused_context,
                              v8::Local<v8::Object> exec_state,
                              v8::Local<v8::Value> break_points_hit) override;
   void ExceptionThrown(v8::Local<v8::Context> paused_context,
@@ skipping 12 matching lines @@
   v8::Global<v8::Context> m_debuggerContext;
   v8::Local<v8::Object> m_executionState;
   v8::Local<v8::Context> m_pausedContext;
   bool m_runningNestedMessageLoop;
   int m_ignoreScriptParsedEventsCounter;
   bool m_scheduledOOMBreak = false;
 
   using AsyncTaskToStackTrace =
       protocol::HashMap<void*, std::unique_ptr<V8StackTraceImpl>>;
   AsyncTaskToStackTrace m_asyncTaskStacks;
+  AsyncTaskToStackTrace m_asyncTaskCreationStacks;
   int m_maxAsyncCallStacks;
   std::map<int, void*> m_idToTask;
   std::unordered_map<void*, int> m_taskToId;
   int m_lastTaskId;
   protocol::HashSet<void*> m_recurringTasks;
   int m_maxAsyncCallStackDepth;
   std::vector<void*> m_currentTasks;
   std::vector<std::unique_ptr<V8StackTraceImpl>> m_currentStacks;
   protocol::HashMap<V8DebuggerAgentImpl*, int> m_maxAsyncCallStackDepthMap;
   protocol::HashMap<void*, void*> m_parentTask;
 
   v8::debug::ExceptionBreakState m_pauseOnExceptionsState;
 
   WasmTranslation m_wasmTranslation;
 
   DISALLOW_COPY_AND_ASSIGN(V8Debugger);
 };
 
 }  // namespace v8_inspector
 
 #endif  // V8_INSPECTOR_V8DEBUGGER_H_