Remove default argument from RestoreState() methods.

core/fxge/agg/fx_agg_driver.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef CORE_FXGE_AGG_FX_AGG_DRIVER_H_
 #define CORE_FXGE_AGG_FX_AGG_DRIVER_H_
 
 #include "core/fxge/include/fx_ge.h"
@@ skipping 22 matching lines @@
                       CFX_DIBitmap* pOriDevice,
                       FX_BOOL bGroupKnockout);
   ~CFX_AggDeviceDriver() override;
 
   void InitPlatform();
   void DestroyPlatform();
 
   // IFX_RenderDeviceDriver
   int GetDeviceCaps(int caps_id) override;
   void SaveState() override;
-  void RestoreState(FX_BOOL bKeepSaved) override;
+  void RestoreState(bool bKeepSaved) override;
   FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData,
                            const CFX_Matrix* pObject2Device,
                            int fill_mode) override;
   FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData,
                              const CFX_Matrix* pObject2Device,
                              const CFX_GraphStateData* pGraphState) override;
   FX_BOOL DrawPath(const CFX_PathData* pPathData,
                    const CFX_Matrix* pObject2Device,
                    const CFX_GraphStateData* pGraphState,
                    uint32_t fill_color,
@@ skipping 90 matching lines @@
   void* m_pPlatformBitmap;
   void* m_pDwRenderTartget;
   int m_FillFlags;
   int m_DitherBits;
   FX_BOOL m_bRgbByteOrder;
   CFX_DIBitmap* m_pOriDevice;
   FX_BOOL m_bGroupKnockout;
 };
 
 #endif  // CORE_FXGE_AGG_FX_AGG_DRIVER_H_