Worker: Remove WorkerLoaderProxy for clean-up

third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h

Index: third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h
diff --git a/third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h b/third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h
index 43904030f9b2ff7c86b93c1a9c9e6d250ccdcf53..3c8f50269c7dff652cebc3ce23961b6964ac05a3 100644
--- a/third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h
+++ b/third_party/WebKit/Source/modules/compositorworker/AbstractAnimationWorkletThread.h
@@ -5,13 +5,13 @@
 #ifndef AbstractAnimationWorkletThread_h
 #define AbstractAnimationWorkletThread_h
 
-#include "core/workers/WorkerLoaderProxy.h"
 #include "core/workers/WorkerThread.h"
 #include "modules/ModulesExport.h"
 #include <memory>
 
 namespace blink {
 
+class ThreadableLoadingContext;
 class WorkerReportingProxy;
 
 // TODO(ikilpatrick): Remove this class up to AnimationWorkletThread once we no
@@ -34,7 +34,7 @@ class MODULES_EXPORT AbstractAnimationWorkletThread : public WorkerThread {
   static void CreateSharedBackingThreadForTest();
 
  protected:
-  AbstractAnimationWorkletThread(PassRefPtr<WorkerLoaderProxy>,
+  AbstractAnimationWorkletThread(ThreadableLoadingContext*,
                                  WorkerReportingProxy&);
 
   bool IsOwningBackingThread() const override { return false; }