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

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

Index: third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
diff --git a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
index 9e3e4125f5ecdc0a662efa310ee6852954f9d6c0..25a598444190d874e4c0125d645dfc13e6a0cb7b 100644
--- a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
+++ b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
@@ -27,6 +27,7 @@
 #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"
@@ -56,7 +57,7 @@ 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:
@@ -97,6 +98,9 @@ public:
     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;