workers: Rename WorkerThread to WorkerScript.

Source/core/workers/WorkerGlobalScope.h

Index: Source/core/workers/WorkerGlobalScope.h
diff --git a/Source/core/workers/WorkerGlobalScope.h b/Source/core/workers/WorkerGlobalScope.h
index 8a15f8993381748fa2747b8a4448202dc4728c91..d30f11e6665417aad833acae98de559f896c55ba 100644
--- a/Source/core/workers/WorkerGlobalScope.h
+++ b/Source/core/workers/WorkerGlobalScope.h
@@ -59,7 +59,7 @@ class WorkerConsole;
 class WorkerInspectorController;
 class WorkerLocation;
 class WorkerNavigator;
-class WorkerThread;
+class WorkerScript;
 
 class CORE_EXPORT WorkerGlobalScope : public EventTargetWithInlineData, public RefCountedWillBeNoBase<WorkerGlobalScope>, public SecurityContext, public ExecutionContext, public WillBeHeapSupplementable<WorkerGlobalScope>, public DOMWindowBase64 {
     DEFINE_WRAPPERTYPEINFO();
@@ -81,12 +81,12 @@ public:
     String userAgent(const KURL&) const override final;
     void disableEval(const String& errorMessage) override final;
 
-    WorkerScriptController* script() { return m_script.get(); }
+    WorkerScriptController* scriptController() { return m_scriptController.get(); }
 
     virtual void didEvaluateWorkerScript();
     void dispose();
 
-    WorkerThread* thread() const { return m_thread; }
+    WorkerScript* script() const { return m_script; }
 
     void postTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>) override final; // Executes the task on context's thread asynchronously.
 
@@ -142,7 +142,7 @@ public:
     DECLARE_VIRTUAL_TRACE();
 
 protected:
-    WorkerGlobalScope(const KURL&, const String& userAgent, WorkerThread*, double timeOrigin, const SecurityOrigin*, PassOwnPtrWillBeRawPtr<WorkerClients>);
+    WorkerGlobalScope(const KURL&, const String& userAgent, WorkerScript*, double timeOrigin, const SecurityOrigin*, PassOwnPtrWillBeRawPtr<WorkerClients>);
     void applyContentSecurityPolicyFromString(const String& contentSecurityPolicy, ContentSecurityPolicyHeaderType);
 
     void logExceptionToConsole(const String& errorMessage, int scriptId, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack>) override;
@@ -165,7 +165,6 @@ private:
     EventTarget* errorEventTarget() override final;
     void didUpdateSecurityOrigin() override final { }
 
-    void clearScript() { m_script.clear(); }
     void clearInspector();
 
     static void removeURLFromMemoryCacheInternal(const KURL&);
@@ -180,8 +179,8 @@ private:
 
     mutable UseCounter::CountBits m_deprecationWarningBits;
 
-    OwnPtr<WorkerScriptController> m_script;
-    WorkerThread* m_thread;
+    OwnPtr<WorkerScriptController> m_scriptController;
+    WorkerScript* m_script;
 
     RefPtrWillBeMember<WorkerInspectorController> m_workerInspectorController;
     bool m_closing;