Switch from nonstd::unique_ptr to std::unique_ptr.

core/src/fxcodec/jbig2/JBig2_GsidProc.cpp

 // Copyright 2015 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 "JBig2_GsidProc.h"
 
+#include <memory>
+
 #include "JBig2_BitStream.h"
 #include "JBig2_GrdProc.h"
 #include "JBig2_Image.h"
 #include "JBig2_List.h"
 #include "core/include/fxcrt/fx_basic.h"
-#include "third_party/base/nonstd_unique_ptr.h"
 
 FX_DWORD* CJBig2_GSIDProc::decode_Arith(CJBig2_ArithDecoder* pArithDecoder,
                                         JBig2ArithCtx* gbContext,
                                         IFX_Pause* pPause) {
-  nonstd::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
+  std::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
   pGRD->MMR = GSMMR;
   pGRD->GBW = GSW;
   pGRD->GBH = GSH;
   pGRD->GBTEMPLATE = GSTEMPLATE;
   pGRD->TPGDON = 0;
   pGRD->USESKIP = GSUSESKIP;
   pGRD->SKIP = GSKIP;
   if (GSTEMPLATE <= 1) {
     pGRD->GBAT[0] = 3;
   } else {
@@ skipping 18 matching lines @@
       pGRD->Continue_decode(pPause);
 
     if (!pImage)
       return nullptr;
 
     GSPLANES.set(i, pImage);
 
     if (i < GSBPP - 1)
       pImage->composeFrom(0, 0, GSPLANES.get(i + 1), JBIG2_COMPOSE_XOR);
   }
-  nonstd::unique_ptr<FX_DWORD, FxFreeDeleter> GSVALS(
+  std::unique_ptr<FX_DWORD, FxFreeDeleter> GSVALS(
       FX_Alloc2D(FX_DWORD, GSW, GSH));
   JBIG2_memset(GSVALS.get(), 0, sizeof(FX_DWORD) * GSW * GSH);
   for (FX_DWORD y = 0; y < GSH; ++y) {
     for (FX_DWORD x = 0; x < GSW; ++x) {
       for (int32_t i = 0; i < GSBPP; ++i) {
         GSVALS.get()[y * GSW + x] |= GSPLANES.get(i)->getPixel(x, y) << i;
       }
     }
   }
   return GSVALS.release();
 }
 
 FX_DWORD* CJBig2_GSIDProc::decode_MMR(CJBig2_BitStream* pStream,
                                       IFX_Pause* pPause) {
-  nonstd::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
+  std::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
   pGRD->MMR = GSMMR;
   pGRD->GBW = GSW;
   pGRD->GBH = GSH;
 
-  nonstd::unique_ptr<CJBig2_Image*> GSPLANES(FX_Alloc(CJBig2_Image*, GSBPP));
+  std::unique_ptr<CJBig2_Image*> GSPLANES(FX_Alloc(CJBig2_Image*, GSBPP));
   JBIG2_memset(GSPLANES.get(), 0, sizeof(CJBig2_Image*) * GSBPP);
   FXCODEC_STATUS status =
       pGRD->Start_decode_MMR(&GSPLANES.get()[GSBPP - 1], pStream, nullptr);
   while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
     pGRD->Continue_decode(pPause);
   }
   if (!GSPLANES.get()[GSBPP - 1])
     return nullptr;
 
   pStream->alignByte();
@@ skipping 10 matching lines @@
         delete GSPLANES.get()[K];
         return nullptr;
       }
     }
     pStream->alignByte();
     pStream->offset(3);
     GSPLANES.get()[J]->composeFrom(0, 0, GSPLANES.get()[J + 1],
                                    JBIG2_COMPOSE_XOR);
     J = J - 1;
   }
-  nonstd::unique_ptr<FX_DWORD> GSVALS(FX_Alloc2D(FX_DWORD, GSW, GSH));
+  std::unique_ptr<FX_DWORD> GSVALS(FX_Alloc2D(FX_DWORD, GSW, GSH));
   JBIG2_memset(GSVALS.get(), 0, sizeof(FX_DWORD) * GSW * GSH);
   for (FX_DWORD y = 0; y < GSH; ++y) {
     for (FX_DWORD x = 0; x < GSW; ++x) {
       for (J = 0; J < GSBPP; ++J) {
         GSVALS.get()[y * GSW + x] |= GSPLANES.get()[J]->getPixel(x, y) << J;
       }
     }
   }
   for (J = 0; J < GSBPP; ++J) {
     delete GSPLANES.get()[J];
   }
   return GSVALS.release();
 }