Remove FDE_HDEVICESTATE.

xfa/fde/fde_gedevice.cpp

 // 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
 
 #include "xfa/fde/fde_gedevice.h"
 
 #include <algorithm>
 
@@ skipping 18 matching lines @@
   FX_Free(m_pCharPos);
   if (m_bOwnerDevice)
     delete m_pDevice;
 }
 int32_t CFDE_RenderDevice::GetWidth() const {
   return m_pDevice->GetWidth();
 }
 int32_t CFDE_RenderDevice::GetHeight() const {
   return m_pDevice->GetHeight();
 }
-FDE_HDEVICESTATE CFDE_RenderDevice::SaveState() {
+void CFDE_RenderDevice::SaveState() {
   m_pDevice->SaveState();
-  return NULL;
 }
-void CFDE_RenderDevice::RestoreState(FDE_HDEVICESTATE hState) {
+void CFDE_RenderDevice::RestoreState() {
   m_pDevice->RestoreState(false);
   const FX_RECT& rt = m_pDevice->GetClipBox();
   m_rtClip.Set((FX_FLOAT)rt.left, (FX_FLOAT)rt.top, (FX_FLOAT)rt.Width(),
                (FX_FLOAT)rt.Height());
 }
 FX_BOOL CFDE_RenderDevice::SetClipRect(const CFX_RectF& rtClip) {
   m_rtClip = rtClip;
   return m_pDevice->SetClip_Rect(FX_RECT((int32_t)FXSYS_floor(rtClip.left),
                                          (int32_t)FXSYS_floor(rtClip.top),
                                          (int32_t)FXSYS_ceil(rtClip.right()),
@@ skipping 270 matching lines @@
                                     const CFX_Matrix* pMatrix) {
   CFDE_Path* pGePath = (CFDE_Path*)pPath;
   if (!pGePath)
     return FALSE;
   if (!pBrush)
     return FALSE;
   return m_pDevice->DrawPath(&pGePath->m_Path, pMatrix, nullptr,
                              pBrush->GetColor(), 0, FXFILL_WINDING);
 }