[inspector] implemented blackboxing inside v8

src/debug/debug.h

Index: src/debug/debug.h
diff --git a/src/debug/debug.h b/src/debug/debug.h
index 86c5b4bf3f4e79ee515c587f021472d8252b3b6b..30858b9b92b08d2553a5fbc392615e676958f991 100644
--- a/src/debug/debug.h
+++ b/src/debug/debug.h
@@ -467,7 +467,9 @@ class Debug {
 
   int NextAsyncTaskId(Handle<JSObject> promise);
 
-  void SetDebugEventListener(debug::DebugEventListener* listener);
+  bool IsBlackboxed(Handle<SharedFunctionInfo> shared);
+
+  void SetDebugDelegate(debug::DebugDelegate* delegate);
 
   // Returns whether the operation succeeded. Compilation can only be triggered
   // if a valid closure is passed as the second argument, otherwise the shared
@@ -678,7 +680,7 @@ class Debug {
 
   v8::Debug::MessageHandler message_handler_;
 
-  debug::DebugEventListener* debug_event_listener_ = nullptr;
+  debug::DebugDelegate* debug_delegate_ = nullptr;
 
   static const int kQueueInitialSize = 4;
   base::Semaphore command_received_;  // Signaled for each command received.