[inspector] implemented blackboxing inside v8

src/debug/debug.h

 // Copyright 2012 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_DEBUG_DEBUG_H_
 #define V8_DEBUG_DEBUG_H_
 
 #include "src/allocation.h"
 #include "src/arguments.h"
 #include "src/assembler.h"
@@ skipping 449 matching lines @@
   void ClearStepOut();
 
   bool PrepareFunctionForBreakPoints(Handle<SharedFunctionInfo> shared);
   bool GetPossibleBreakpoints(Handle<Script> script, int start_position,
                               int end_position, std::set<int>* positions);
 
   void RecordGenerator(Handle<JSGeneratorObject> generator_object);
 
   int NextAsyncTaskId(Handle<JSObject> promise);
 
+  bool IsBlackboxed(Handle<SharedFunctionInfo> shared);
+
+  void SetIsBlackboxedCallback(debug::IsBlackboxedCallback callback,
+                               void* data);
+
   void SetDebugEventListener(debug::DebugEventListener* listener);
 
   // Returns whether the operation succeeded. Compilation can only be triggered
   // if a valid closure is passed as the second argument, otherwise the shared
   // function needs to be compiled already.
   bool EnsureDebugInfo(Handle<SharedFunctionInfo> shared,
                        Handle<JSFunction> function);
   void CreateDebugInfo(Handle<SharedFunctionInfo> shared);
   static Handle<DebugInfo> GetDebugInfo(Handle<SharedFunctionInfo> shared);
 
@@ skipping 193 matching lines @@
 
   // Global handles.
   Handle<Context> debug_context_;
   Handle<Object> event_listener_;
   Handle<Object> event_listener_data_;
 
   v8::Debug::MessageHandler message_handler_;
 
   debug::DebugEventListener* debug_event_listener_ = nullptr;
 
+  debug::IsBlackboxedCallback is_blackboxed_callback_ = nullptr;
+  void* is_blackboxed_callback_data_ = nullptr;
+
   static const int kQueueInitialSize = 4;
   base::Semaphore command_received_;  // Signaled for each command received.
   LockingCommandMessageQueue command_queue_;
 
   // Debugger is active, i.e. there is a debug event listener attached.
   bool is_active_;
   // Debugger needs to be notified on every new function call.
   // Used for stepping and read-only checks
   bool hook_on_function_call_;
   // Suppress debug events.
@@ skipping 190 matching lines @@
                                   Handle<Code> code);
   static bool DebugBreakSlotIsPatched(Address pc);
   static void ClearDebugBreakSlot(Isolate* isolate, Address pc);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_DEBUG_DEBUG_H_