blink: Cleanup class forward declarations

third_party/WebKit/Source/modules/budget/BudgetState.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 BudgetState_h
 #define BudgetState_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/DOMTimeStamp.h"
 #include "platform/heap/GarbageCollected.h"
 
 namespace blink {
 
 class BudgetService;
-class Navigator;
 
 // This exposes the BudgetState interface which is returned from BudgetService
 // when there is a GetBudget call.
 class BudgetState final : public GarbageCollected<BudgetState>,
                           public ScriptWrappable {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   BudgetState();
   BudgetState(double budgetAt, DOMTimeStamp);
   BudgetState(const BudgetState& other);
 
   double budgetAt() const { return m_budgetAt; }
   DOMTimeStamp time() const { return m_time; }
 
   void setBudgetAt(const double budgetAt) { m_budgetAt = budgetAt; }
   void setTime(const DOMTimeStamp& time) { m_time = time; }
 
   DEFINE_INLINE_TRACE() {}
 
  private:
   double m_budgetAt;
   DOMTimeStamp m_time;
 };
 
 }  // namespace blink
 
 #endif  // BudgetState_h