Fix crash in inspector-protocol/debugger/debugger-pause-dedicated-worker.html

Source/bindings/core/v8/MainThreadDebugger.h

 /*
  * Copyright (c) 2011 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 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef MainThreadDebugger_h
 #define MainThreadDebugger_h
 
 #include "core/CoreExport.h"
+#include "core/inspector/InspectorTaskRunner.h"
 #include "core/inspector/ScriptDebuggerBase.h"
 #include <v8.h>
 
 namespace WTF {
 class Mutex;
 }
 
 namespace blink {
 
-class Page;
-
 class CORE_EXPORT MainThreadDebugger final : public NoBaseWillBeGarbageCollectedFinalized<MainThreadDebugger>, public ScriptDebuggerBase {
     WTF_MAKE_NONCOPYABLE(MainThreadDebugger);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MainThreadDebugger);
 public:
     class ClientMessageLoop {
     public:
         virtual ~ClientMessageLoop() { }
         virtual void run(LocalFrame*) = 0;
         virtual void quitNow() = 0;
     };
 
     static PassOwnPtrWillBeRawPtr<MainThreadDebugger> create(PassOwnPtr<ClientMessageLoop> clientMessageLoop, v8::Isolate* isolate)
     {
         return adoptPtrWillBeNoop(new MainThreadDebugger(clientMessageLoop, isolate));
     }
 
     ~MainThreadDebugger() override;
 
     static void setContextDebugData(v8::Local<v8::Context>, const String& type, int contextDebugId);
     void addListener(ScriptDebugListener*, LocalFrame*, int contextDebugId);
     void removeListener(ScriptDebugListener*, LocalFrame*);
 
     static MainThreadDebugger* instance();
-    static void interruptMainThreadAndRun(PassOwnPtr<V8Debugger::Task>);
+    static void interruptMainThreadAndRun(PassOwnPtr<InspectorTaskRunner::Task>);
+    InspectorTaskRunner* taskRunner() const { return m_taskRunner.get(); }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     MainThreadDebugger(PassOwnPtr<ClientMessageLoop>, v8::Isolate*);
 
     ScriptDebugListener* getDebugListenerForContext(v8::Local<v8::Context>) override;
     void runMessageLoopOnPause(v8::Local<v8::Context>) override;
     void quitMessageLoopOnPause() override;
 
     static WTF::Mutex& creationMutex();
 
     using ListenersMap = WillBeHeapHashMap<RawPtrWillBeMember<LocalFrame>, ScriptDebugListener*>;
     ListenersMap m_listenersMap;
     OwnPtr<ClientMessageLoop> m_clientMessageLoop;
     RawPtrWillBeMember<LocalFrame> m_pausedFrame;
+    OwnPtr<InspectorTaskRunner> m_taskRunner;
 
     static MainThreadDebugger* s_instance;
 };
 
 } // namespace blink
 
 
 #endif // MainThreadDebugger_h