Worker: Stop accessing ExecutionContext passed by ExecutionContextTask

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

Index: third_party/WebKit/Source/core/workers/InProcessWorkerObjectProxy.h
diff --git a/third_party/WebKit/Source/core/workers/InProcessWorkerObjectProxy.h b/third_party/WebKit/Source/core/workers/InProcessWorkerObjectProxy.h
index 5bb45db376a6ee617da6c3ec02e0a8ee28f2a168..e6cfe66d1abeb21740427c477b5221ec439a2383 100644
--- a/third_party/WebKit/Source/core/workers/InProcessWorkerObjectProxy.h
+++ b/third_party/WebKit/Source/core/workers/InProcessWorkerObjectProxy.h
@@ -48,6 +48,7 @@ class ParentFrameTaskRunners;
 class ThreadedMessagingProxyBase;
 class WorkerGlobalScope;
 class WorkerOrWorkletGlobalScope;
+class WorkerThread;
 
 // A proxy to talk to the parent worker object. See class comments on
 // ThreadedObjectProxyBase.h for lifetime of this class etc.
@@ -66,8 +67,11 @@ class CORE_EXPORT InProcessWorkerObjectProxy : public ThreadedObjectProxyBase {
 
   void postMessageToWorkerObject(PassRefPtr<SerializedScriptValue>,
                                  std::unique_ptr<MessagePortChannelArray>);
-  void confirmMessageFromWorkerObject();
-  void startPendingActivityTimer();
+  void processUnhandledException(int exceptionId, WorkerThread*);
+  void processMessageFromWorkerObject(
+      PassRefPtr<SerializedScriptValue> message,
+      std::unique_ptr<MessagePortChannelArray> channels,
+      WorkerThread*);
 
   // ThreadedMessagingProxyBase overrides.
   void reportException(const String& errorMessage,
@@ -86,6 +90,7 @@ class CORE_EXPORT InProcessWorkerObjectProxy : public ThreadedObjectProxyBase {
  private:
   friend class InProcessWorkerMessagingProxyForTest;
 
+  void startPendingActivityTimer();
   void checkPendingActivity(TimerBase*);
 
   // No guarantees about the lifetimes of tasks posted by this proxy wrt the