workers: Rename WorkerThread to WorkerScript.

Source/core/inspector/InspectorTraceEvents.h

Index: Source/core/inspector/InspectorTraceEvents.h
diff --git a/Source/core/inspector/InspectorTraceEvents.h b/Source/core/inspector/InspectorTraceEvents.h
index 1801a1281433ecae94f34e6e685283ce087a32b8..fd319dbc8a1b31e8aa970b59c561dd3fc7172a44 100644
--- a/Source/core/inspector/InspectorTraceEvents.h
+++ b/Source/core/inspector/InspectorTraceEvents.h
@@ -37,7 +37,7 @@ class ResourceResponse;
 class StyleChangeReasonForTracing;
 class StyleImage;
 class TracedValue;
-class WorkerThread;
+class WorkerScript;
 class XMLHttpRequest;
 
 class InspectorLayoutEvent {
@@ -327,7 +327,7 @@ public:
 
 class InspectorTracingSessionIdForWorkerEvent {
 public:
-    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(const String& sessionId, const String& workerId, WorkerThread*);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(const String& sessionId, const String& workerId, WorkerScript*);
 };
 
 class InspectorTracingStartedInFrame {