Remove trace() methods for stack-only classes.

third_party/WebKit/Source/bindings/core/v8/WorkerOrWorkletScriptController.cpp

 /*
  * Copyright (C) 2009, 2012 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 48 matching lines @@
  public:
   explicit ExecutionState(WorkerOrWorkletScriptController* controller)
       : hadException(false),
         m_controller(controller),
         m_outerState(controller->m_executionState) {
     m_controller->m_executionState = this;
   }
 
   ~ExecutionState() { m_controller->m_executionState = m_outerState; }
 
-  DEFINE_INLINE_TRACE() {
-    visitor->trace(m_errorEventFromImportedScript);
-    visitor->trace(m_controller);
-  }
-
   bool hadException;
   String errorMessage;
   std::unique_ptr<SourceLocation> m_location;
   ScriptValue exception;
   Member<ErrorEvent> m_errorEventFromImportedScript;
 
   // A ExecutionState context is stack allocated by
   // WorkerOrWorkletScriptController::evaluate(), with the contoller using it
   // during script evaluation. To handle nested evaluate() uses,
   // ExecutionStates are chained together;
@@ skipping 273 matching lines @@
     m_executionState->m_errorEventFromImportedScript = errorEvent;
   exceptionState.rethrowV8Exception(
       V8ThrowException::createError(m_isolate, errorMessage));
 }
 
 DEFINE_TRACE(WorkerOrWorkletScriptController) {
   visitor->trace(m_globalScope);
 }
 
 }  // namespace blink