Expose UseCounter::Feature enum out of blink as WebFeature

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ThreadedObjectProxyBase_h
 #define ThreadedObjectProxyBase_h
 
 #include "bindings/core/v8/SourceLocation.h"
 #include "core/CoreExport.h"
 #include "core/dom/MessagePort.h"
@@ skipping 11 matching lines @@
 class CORE_EXPORT ThreadedObjectProxyBase : public WorkerReportingProxy {
   USING_FAST_MALLOC(ThreadedObjectProxyBase);
   WTF_MAKE_NONCOPYABLE(ThreadedObjectProxyBase);
 
  public:
   ~ThreadedObjectProxyBase() override = default;
 
   void ReportPendingActivity(bool has_pending_activity);
 
   // WorkerReportingProxy overrides.
+  // TODO(lunalu): Deprecate UseCounter::Feature by WebFeature.
   void CountFeature(UseCounter::Feature) override;
+  void CountFeature(WebFeature feature) override {
+    return CountFeature(static_cast<UseCounter::Feature>(feature));
+  }
   void CountDeprecation(UseCounter::Feature) override;
+  void CountDeprecation(WebFeature feature) override {
+    return CountDeprecation(static_cast<UseCounter::Feature>(feature));
+  }
   void ReportConsoleMessage(MessageSource,
                             MessageLevel,
                             const String& message,
                             SourceLocation*) override;
   void PostMessageToPageInspector(const String&) override;
   void DidCloseWorkerGlobalScope() override;
   void DidTerminateWorkerThread() override;
 
  protected:
   explicit ThreadedObjectProxyBase(ParentFrameTaskRunners*);
   virtual WeakPtr<ThreadedMessagingProxyBase> MessagingProxyWeakPtr() = 0;
   ParentFrameTaskRunners* GetParentFrameTaskRunners();
 
  private:
   // Used to post a task to ThreadedMessagingProxyBase on the parent context
   // thread.
   CrossThreadPersistent<ParentFrameTaskRunners> parent_frame_task_runners_;
 };
 
 }  // namespace blink
 
 #endif  // ThreadedObjectProxyBase_h