workers: Rename WorkerThread to WorkerScript.

Source/bindings/core/v8/WorkerScriptController.h

 /*
  * 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 45 matching lines @@
     bool isExecutionForbidden() const;
     bool isExecutionTerminating() const;
 
     // Returns true if the evaluation completed with no uncaught exception.
     bool evaluate(const ScriptSourceCode&, RefPtrWillBeRawPtr<ErrorEvent>* = nullptr, CachedMetadataHandler* = nullptr, V8CacheOptions = V8CacheOptionsDefault);
 
     // Prevents future JavaScript execution. See
     // willScheduleExecutionTermination, isExecutionForbidden.
     void forbidExecution();
 
-    // Used by WorkerThread:
+    // Used by WorkerScript:
     bool initializeContextIfNeeded();
     // Async request to terminate future JavaScript execution on the
     // worker thread. JavaScript evaluation exits with a
     // non-continuable exception and WorkerScriptController calls
     // forbidExecution to prevent further JavaScript execution. Use
     // forbidExecution()/isExecutionForbidden() to guard against
     // reentry into JavaScript.
     void willScheduleExecutionTermination();
 
     // Used by WorkerGlobalScope:
@@ skipping 33 matching lines @@
     // kept as a bare pointer here, and not a Persistent with
     // Oilpan enabled; stack scanning will visit the object and
     // trace its on-heap fields.
     GC_PLUGIN_IGNORE("394615")
     WorkerGlobalScopeExecutionState* m_globalScopeExecutionState;
 };
 
 } // namespace blink
 
 #endif // WorkerScriptController_h