Worker: Fix broken GC logic on Dedicated Worker while DOMTimer is set

third_party/WebKit/Source/core/workers/WorkerGlobalScope.h

 /*
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  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 #ifndef WorkerGlobalScope_h
 #define WorkerGlobalScope_h
 
+#include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "bindings/core/v8/V8CacheOptions.h"
 #include "bindings/core/v8/WorkerOrWorkletScriptController.h"
 #include "core/CoreExport.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/events/EventListener.h"
 #include "core/events/EventTarget.h"
 #include "core/fetch/CachedMetadataHandler.h"
 #include "core/frame/DOMTimerCoordinator.h"
 #include "core/frame/DOMWindowBase64.h"
 #include "core/frame/UseCounter.h"
 #include "core/frame/csp/ContentSecurityPolicy.h"
 #include "core/workers/WorkerEventQueue.h"
 #include "core/workers/WorkerOrWorkletGlobalScope.h"
 #include "core/workers/WorkerSettings.h"
 #include "platform/heap/Handle.h"
 #include "wtf/ListHashSet.h"
 #include <memory>
 
 namespace blink {
 
 class ConsoleMessage;
 class ConsoleMessageStorage;
 class ExceptionState;
 class V8AbstractEventListener;
 class WorkerClients;
 class WorkerLocation;
 class WorkerNavigator;
 class WorkerThread;
 
-class CORE_EXPORT WorkerGlobalScope : public EventTargetWithInlineData, public SecurityContext, public WorkerOrWorkletGlobalScope, public Supplementable<WorkerGlobalScope>, public DOMWindowBase64 {
+class CORE_EXPORT WorkerGlobalScope : public EventTargetWithInlineData, public ActiveScriptWrappable, public SecurityContext, public WorkerOrWorkletGlobalScope, public Supplementable<WorkerGlobalScope>, public DOMWindowBase64 {
     DEFINE_WRAPPERTYPEINFO();
     USING_GARBAGE_COLLECTED_MIXIN(WorkerGlobalScope);
 public:
     using SecurityContext::getSecurityOrigin;
     using SecurityContext::contentSecurityPolicy;
 
     ~WorkerGlobalScope() override;
 
     virtual void scriptLoaded(size_t scriptSize, size_t cachedMetadataSize) {}
     virtual void didEvaluateWorkerScript() {}
@@ skipping 20 matching lines @@
     DEFINE_ATTRIBUTE_EVENT_LISTENER(rejectionhandled);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(unhandledrejection);
 
     // WorkerUtils
     virtual void importScripts(const Vector<String>& urls, ExceptionState&);
 
     // ScriptWrappable
     v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationContext) final;
     v8::Local<v8::Object> associateWithWrapper(v8::Isolate*, const WrapperTypeInfo*, v8::Local<v8::Object> wrapper) final;
 
+    // ActiveScriptWrappable
+    bool hasPendingActivity() const override;
+
     // ExecutionContext
     bool isWorkerGlobalScope() const final { return true; }
     bool isJSExecutionForbidden() const final;
     bool isContextThread() const final;
     void disableEval(const String& errorMessage) final;
     String userAgent() const final { return m_userAgent; }
     void postTask(const WebTraceLocation&, std::unique_ptr<ExecutionContextTask>, const String& taskNameForInstrumentation) final;
     DOMTimerCoordinator* timers() final { return &m_timers; }
     SecurityContext& securityContext() final { return *this; }
     void addConsoleMessage(ConsoleMessage*) final;
@@ skipping 68 matching lines @@
 
     HeapHashMap<int, Member<ErrorEvent>> m_pendingErrorEvents;
     int m_lastPendingErrorEventId;
 };
 
 DEFINE_TYPE_CASTS(WorkerGlobalScope, ExecutionContext, context, context->isWorkerGlobalScope(), context.isWorkerGlobalScope());
 
 } // namespace blink
 
 #endif // WorkerGlobalScope_h