Worker: Remove WorkerLoaderProxy for clean-up

third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp

Index: third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp
diff --git a/third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp b/third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp
index b979310f5ca99f5a640cb923d5a6f4b34b77d3f7..3d08d8424333983c9ec20e67129cc65e052795ca 100644
--- a/third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp
+++ b/third_party/WebKit/Source/core/workers/ThreadedWorkletTest.cpp
@@ -22,11 +22,9 @@ namespace blink {
 
 class ThreadedWorkletThreadForTest : public WorkerThread {
  public:
-  ThreadedWorkletThreadForTest(
-      WorkerLoaderProxyProvider* worker_loader_proxy_provider,
+  explicit ThreadedWorkletThreadForTest(
       WorkerReportingProxy& worker_reporting_proxy)
-      : WorkerThread(WorkerLoaderProxy::Create(worker_loader_proxy_provider),
-                     worker_reporting_proxy) {}
+      : WorkerThread(nullptr, worker_reporting_proxy) {}
   ~ThreadedWorkletThreadForTest() override{};
 
   WorkerBackingThread& GetWorkerBackingThread() override {
@@ -91,16 +89,12 @@ class ThreadedWorkletMessagingProxyForTest
  public:
   ThreadedWorkletMessagingProxyForTest(ExecutionContext* execution_context)
       : ThreadedWorkletMessagingProxy(execution_context) {
-    worker_loader_proxy_provider_ =
-        WTF::MakeUnique<WorkerLoaderProxyProvider>();
-    worker_thread_ = WTF::MakeUnique<ThreadedWorkletThreadForTest>(
-        worker_loader_proxy_provider_.get(), WorkletObjectProxy());
+    worker_thread_ =
+        WTF::MakeUnique<ThreadedWorkletThreadForTest>(WorkletObjectProxy());
     ThreadedWorkletThreadForTest::EnsureSharedBackingThread();
   }
 
   ~ThreadedWorkletMessagingProxyForTest() override {
-    worker_thread_->GetWorkerLoaderProxy()->DetachProvider(
-        worker_loader_proxy_provider_.get());
     worker_thread_->TerminateAndWait();
     ThreadedWorkletThreadForTest::ClearSharedBackingThread();
   };
@@ -136,7 +130,6 @@ class ThreadedWorkletMessagingProxyForTest
  private:
   friend class ThreadedWorkletTest;
 
-  std::unique_ptr<WorkerLoaderProxyProvider> worker_loader_proxy_provider_;
   RefPtr<SecurityOrigin> security_origin_;
 };