Worker: Remove WorkerLoaderProxy for clean-up

third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h

Index: third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h
diff --git a/third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h b/third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h
index 7d8c2c9a9233619990d4de55b2f39cfa0dd4eff5..464620223a22798c7e365f53bd01bb077401d7f4 100644
--- a/third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h
+++ b/third_party/WebKit/Source/web/WebEmbeddedWorkerImpl.h
@@ -31,8 +31,6 @@
 #ifndef WebEmbeddedWorkerImpl_h
 #define WebEmbeddedWorkerImpl_h
 
-#include "core/workers/WorkerLoaderProxy.h"
-
 #include <memory>
 #include "platform/heap/Handle.h"
 #include "public/platform/WebContentSecurityPolicy.h"
@@ -53,8 +51,7 @@ class WorkerThread;
 
 class WebEmbeddedWorkerImpl final : public WebEmbeddedWorker,
                                     public WebFrameClient,
-                                    public WebDevToolsAgentClient,
-                                    private WorkerLoaderProxyProvider {
+                                    public WebDevToolsAgentClient {
   WTF_MAKE_NONCOPYABLE(WebEmbeddedWorkerImpl);
 
  public:
@@ -98,9 +95,6 @@ class WebEmbeddedWorkerImpl final : public WebEmbeddedWorker,
   void OnScriptLoaderFinished();
   void StartWorkerThread();
 
-  // WorkerLoaderProxyProvider
-  ThreadableLoadingContext* GetThreadableLoadingContext() override;
-
   WebEmbeddedWorkerStartData worker_start_data_;
 
   std::unique_ptr<WebServiceWorkerContextClient> worker_context_client_;
@@ -113,7 +107,6 @@ class WebEmbeddedWorkerImpl final : public WebEmbeddedWorker,
   RefPtr<WorkerScriptLoader> main_script_loader_;
 
   std::unique_ptr<WorkerThread> worker_thread_;
-  RefPtr<WorkerLoaderProxy> loader_proxy_;
   Persistent<ServiceWorkerGlobalScopeProxy> worker_global_scope_proxy_;
   Persistent<WorkerInspectorProxy> worker_inspector_proxy_;