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

core/src/fxcodec/jbig2/JBig2_SddProc.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 "core/src/fxcodec/jbig2/JBig2_SddProc.h"
 
+#include <memory>
 #include <vector>
 
 #include "core/include/fxcrt/fx_basic.h"
 #include "core/src/fxcodec/jbig2/JBig2_ArithIntDecoder.h"
 #include "core/src/fxcodec/jbig2/JBig2_GrdProc.h"
 #include "core/src/fxcodec/jbig2/JBig2_GrrdProc.h"
 #include "core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.h"
 #include "core/src/fxcodec/jbig2/JBig2_HuffmanTable.h"
 #include "core/src/fxcodec/jbig2/JBig2_HuffmanTable_Standard.h"
 #include "core/src/fxcodec/jbig2/JBig2_SymbolDict.h"
 #include "core/src/fxcodec/jbig2/JBig2_TrdProc.h"
-#include "third_party/base/nonstd_unique_ptr.h"
 
 CJBig2_SymbolDict* CJBig2_SDDProc::decode_Arith(
     CJBig2_ArithDecoder* pArithDecoder,
     std::vector<JBig2ArithCtx>* gbContext,
     std::vector<JBig2ArithCtx>* grContext) {
   CJBig2_Image** SDNEWSYMS;
   FX_DWORD HCHEIGHT, NSYMSDECODED;
   int32_t HCDH;
   FX_DWORD SYMWIDTH, TOTWIDTH;
   int32_t DW;
   CJBig2_Image* BS;
   FX_DWORD I, J, REFAGGNINST;
   FX_BOOL* EXFLAGS;
   FX_DWORD EXINDEX;
   FX_BOOL CUREXFLAG;
   FX_DWORD EXRUNLENGTH;
   FX_DWORD nTmp;
   FX_DWORD SBNUMSYMS;
   uint8_t SBSYMCODELEN;
   int32_t RDXI, RDYI;
   CJBig2_Image** SBSYMS;
-  nonstd::unique_ptr<CJBig2_ArithIaidDecoder> IAID;
-  nonstd::unique_ptr<CJBig2_SymbolDict> pDict;
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IADH(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IADW(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IAAI(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IARDX(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IARDY(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IAEX(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IADT(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IAFS(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IADS(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IAIT(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IARI(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IARDW(new CJBig2_ArithIntDecoder);
-  nonstd::unique_ptr<CJBig2_ArithIntDecoder> IARDH(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIaidDecoder> IAID;
+  std::unique_ptr<CJBig2_SymbolDict> pDict;
+  std::unique_ptr<CJBig2_ArithIntDecoder> IADH(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IADW(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IAAI(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IARDX(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IARDY(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IAEX(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IADT(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IAFS(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IADS(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IAIT(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IARI(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IARDW(new CJBig2_ArithIntDecoder);
+  std::unique_ptr<CJBig2_ArithIntDecoder> IARDH(new CJBig2_ArithIntDecoder);
   nTmp = 0;
   while ((FX_DWORD)(1 << nTmp) < (SDNUMINSYMS + SDNUMNEWSYMS)) {
     nTmp++;
   }
   IAID.reset(new CJBig2_ArithIaidDecoder((uint8_t)nTmp));
   SDNEWSYMS = FX_Alloc(CJBig2_Image*, SDNUMNEWSYMS);
   FXSYS_memset(SDNEWSYMS, 0, SDNUMNEWSYMS * sizeof(CJBig2_Image*));
 
   HCHEIGHT = 0;
   NSYMSDECODED = 0;
@@ skipping 18 matching lines @@
         goto failed;
 
       if (HCHEIGHT == 0 || SYMWIDTH == 0) {
         TOTWIDTH = TOTWIDTH + SYMWIDTH;
         SDNEWSYMS[NSYMSDECODED] = nullptr;
         NSYMSDECODED = NSYMSDECODED + 1;
         continue;
       }
       TOTWIDTH = TOTWIDTH + SYMWIDTH;
       if (SDREFAGG == 0) {
-        nonstd::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
+        std::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
         pGRD->MMR = 0;
         pGRD->GBW = SYMWIDTH;
         pGRD->GBH = HCHEIGHT;
         pGRD->GBTEMPLATE = SDTEMPLATE;
         pGRD->TPGDON = 0;
         pGRD->USESKIP = 0;
         pGRD->GBAT[0] = SDAT[0];
         pGRD->GBAT[1] = SDAT[1];
         pGRD->GBAT[2] = SDAT[2];
         pGRD->GBAT[3] = SDAT[3];
         pGRD->GBAT[4] = SDAT[4];
         pGRD->GBAT[5] = SDAT[5];
         pGRD->GBAT[6] = SDAT[6];
         pGRD->GBAT[7] = SDAT[7];
         BS = pGRD->decode_Arith(pArithDecoder, gbContext->data());
         if (!BS) {
           goto failed;
         }
       } else {
         IAAI->decode(pArithDecoder, (int*)&REFAGGNINST);
         if (REFAGGNINST > 1) {
-          nonstd::unique_ptr<CJBig2_TRDProc> pDecoder(new CJBig2_TRDProc());
+          std::unique_ptr<CJBig2_TRDProc> pDecoder(new CJBig2_TRDProc());
           pDecoder->SBHUFF = SDHUFF;
           pDecoder->SBREFINE = 1;
           pDecoder->SBW = SYMWIDTH;
           pDecoder->SBH = HCHEIGHT;
           pDecoder->SBNUMINSTANCES = REFAGGNINST;
           pDecoder->SBSTRIPS = 1;
           pDecoder->SBNUMSYMS = SDNUMINSYMS + NSYMSDECODED;
           SBNUMSYMS = pDecoder->SBNUMSYMS;
           nTmp = 0;
           while ((FX_DWORD)(1 << nTmp) < SBNUMSYMS) {
             nTmp++;
           }
           SBSYMCODELEN = (uint8_t)nTmp;
           pDecoder->SBSYMCODELEN = SBSYMCODELEN;
           SBSYMS = FX_Alloc(CJBig2_Image*, SBNUMSYMS);
           JBIG2_memcpy(SBSYMS, SDINSYMS, SDNUMINSYMS * sizeof(CJBig2_Image*));
           JBIG2_memcpy(SBSYMS + SDNUMINSYMS, SDNEWSYMS,
                        NSYMSDECODED * sizeof(CJBig2_Image*));
           pDecoder->SBSYMS = SBSYMS;
           pDecoder->SBDEFPIXEL = 0;
           pDecoder->SBCOMBOP = JBIG2_COMPOSE_OR;
           pDecoder->TRANSPOSED = 0;
           pDecoder->REFCORNER = JBIG2_CORNER_TOPLEFT;
           pDecoder->SBDSOFFSET = 0;
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFFS(
-              new CJBig2_HuffmanTable(HuffmanTable_B6,
-                                      FX_ArraySize(HuffmanTable_B6),
-                                      HuffmanTable_HTOOB_B6));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFDS(
-              new CJBig2_HuffmanTable(HuffmanTable_B8,
-                                      FX_ArraySize(HuffmanTable_B8),
-                                      HuffmanTable_HTOOB_B8));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFDT(
-              new CJBig2_HuffmanTable(HuffmanTable_B11,
-                                      FX_ArraySize(HuffmanTable_B11),
-                                      HuffmanTable_HTOOB_B11));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDW(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFFS(new CJBig2_HuffmanTable(
+              HuffmanTable_B6, FX_ArraySize(HuffmanTable_B6),
+              HuffmanTable_HTOOB_B6));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFDS(new CJBig2_HuffmanTable(
+              HuffmanTable_B8, FX_ArraySize(HuffmanTable_B8),
+              HuffmanTable_HTOOB_B8));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFDT(new CJBig2_HuffmanTable(
+              HuffmanTable_B11, FX_ArraySize(HuffmanTable_B11),
+              HuffmanTable_HTOOB_B11));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDW(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDH(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDH(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDY(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDY(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
               new CJBig2_HuffmanTable(HuffmanTable_B1,
                                       FX_ArraySize(HuffmanTable_B1),
                                       HuffmanTable_HTOOB_B1));
           pDecoder->SBHUFFFS = SBHUFFFS.get();
           pDecoder->SBHUFFDS = SBHUFFDS.get();
           pDecoder->SBHUFFDT = SBHUFFDT.get();
           pDecoder->SBHUFFRDW = SBHUFFRDW.get();
           pDecoder->SBHUFFRDH = SBHUFFRDH.get();
           pDecoder->SBHUFFRDX = SBHUFFRDX.get();
           pDecoder->SBHUFFRDY = SBHUFFRDY.get();
@@ skipping 30 matching lines @@
             goto failed;
           }
           SBSYMS = FX_Alloc(CJBig2_Image*, SBNUMSYMS);
           JBIG2_memcpy(SBSYMS, SDINSYMS, SDNUMINSYMS * sizeof(CJBig2_Image*));
           JBIG2_memcpy(SBSYMS + SDNUMINSYMS, SDNEWSYMS,
                        NSYMSDECODED * sizeof(CJBig2_Image*));
           if (!SBSYMS[IDI]) {
             FX_Free(SBSYMS);
             goto failed;
           }
-          nonstd::unique_ptr<CJBig2_GRRDProc> pGRRD(new CJBig2_GRRDProc());
+          std::unique_ptr<CJBig2_GRRDProc> pGRRD(new CJBig2_GRRDProc());
           pGRRD->GRW = SYMWIDTH;
           pGRRD->GRH = HCHEIGHT;
           pGRRD->GRTEMPLATE = SDRTEMPLATE;
           pGRRD->GRREFERENCE = SBSYMS[IDI];
           pGRRD->GRREFERENCEDX = RDXI;
           pGRRD->GRREFERENCEDY = RDYI;
           pGRRD->TPGRON = 0;
           pGRRD->GRAT[0] = SDRAT[0];
           pGRRD->GRAT[1] = SDRAT[1];
           pGRRD->GRAT[2] = SDRAT[2];
@@ skipping 76 matching lines @@
   int32_t nVal, nBits;
   FX_DWORD nTmp;
   FX_DWORD SBNUMSYMS;
   uint8_t SBSYMCODELEN;
   JBig2HuffmanCode* SBSYMCODES;
   FX_DWORD IDI;
   int32_t RDXI, RDYI;
   FX_DWORD BMSIZE;
   FX_DWORD stride;
   CJBig2_Image** SBSYMS;
-  nonstd::unique_ptr<CJBig2_HuffmanDecoder> pHuffmanDecoder(
+  std::unique_ptr<CJBig2_HuffmanDecoder> pHuffmanDecoder(
       new CJBig2_HuffmanDecoder(pStream));
   SDNEWSYMS = FX_Alloc(CJBig2_Image*, SDNUMNEWSYMS);
   FXSYS_memset(SDNEWSYMS, 0, SDNUMNEWSYMS * sizeof(CJBig2_Image*));
   SDNEWSYMWIDTHS = nullptr;
   BHC = nullptr;
   if (SDREFAGG == 0) {
     SDNEWSYMWIDTHS = FX_Alloc(FX_DWORD, SDNUMNEWSYMS);
     FXSYS_memset(SDNEWSYMWIDTHS, 0, SDNUMNEWSYMS * sizeof(FX_DWORD));
   }
-  nonstd::unique_ptr<CJBig2_SymbolDict> pDict(new CJBig2_SymbolDict());
-  nonstd::unique_ptr<CJBig2_HuffmanTable> pTable;
+  std::unique_ptr<CJBig2_SymbolDict> pDict(new CJBig2_SymbolDict());
+  std::unique_ptr<CJBig2_HuffmanTable> pTable;
 
   HCHEIGHT = 0;
   NSYMSDECODED = 0;
   BS = nullptr;
   while (NSYMSDECODED < SDNUMNEWSYMS) {
     if (pHuffmanDecoder->decodeAValue(SDHUFFDH, &HCDH) != 0) {
       goto failed;
     }
     HCHEIGHT = HCHEIGHT + HCDH;
     if ((int)HCHEIGHT < 0 || (int)HCHEIGHT > JBIG2_MAX_IMAGE_SIZE) {
@@ skipping 23 matching lines @@
         }
         TOTWIDTH = TOTWIDTH + SYMWIDTH;
       }
       if (SDREFAGG == 1) {
         if (pHuffmanDecoder->decodeAValue(SDHUFFAGGINST, (int*)&REFAGGNINST) !=
             0) {
           goto failed;
         }
         BS = nullptr;
         if (REFAGGNINST > 1) {
-          nonstd::unique_ptr<CJBig2_TRDProc> pDecoder(new CJBig2_TRDProc());
+          std::unique_ptr<CJBig2_TRDProc> pDecoder(new CJBig2_TRDProc());
           pDecoder->SBHUFF = SDHUFF;
           pDecoder->SBREFINE = 1;
           pDecoder->SBW = SYMWIDTH;
           pDecoder->SBH = HCHEIGHT;
           pDecoder->SBNUMINSTANCES = REFAGGNINST;
           pDecoder->SBSTRIPS = 1;
           pDecoder->SBNUMSYMS = SDNUMINSYMS + NSYMSDECODED;
           SBNUMSYMS = pDecoder->SBNUMSYMS;
           SBSYMCODES = FX_Alloc(JBig2HuffmanCode, SBNUMSYMS);
           nTmp = 1;
           while ((FX_DWORD)(1 << nTmp) < SBNUMSYMS) {
             nTmp++;
           }
           for (I = 0; I < SBNUMSYMS; I++) {
             SBSYMCODES[I].codelen = nTmp;
             SBSYMCODES[I].code = I;
           }
           pDecoder->SBSYMCODES = SBSYMCODES;
           SBSYMS = FX_Alloc(CJBig2_Image*, SBNUMSYMS);
           JBIG2_memcpy(SBSYMS, SDINSYMS, SDNUMINSYMS * sizeof(CJBig2_Image*));
           JBIG2_memcpy(SBSYMS + SDNUMINSYMS, SDNEWSYMS,
                        NSYMSDECODED * sizeof(CJBig2_Image*));
           pDecoder->SBSYMS = SBSYMS;
           pDecoder->SBDEFPIXEL = 0;
           pDecoder->SBCOMBOP = JBIG2_COMPOSE_OR;
           pDecoder->TRANSPOSED = 0;
           pDecoder->REFCORNER = JBIG2_CORNER_TOPLEFT;
           pDecoder->SBDSOFFSET = 0;
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFFS(
-              new CJBig2_HuffmanTable(HuffmanTable_B6,
-                                      FX_ArraySize(HuffmanTable_B6),
-                                      HuffmanTable_HTOOB_B6));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFDS(
-              new CJBig2_HuffmanTable(HuffmanTable_B8,
-                                      FX_ArraySize(HuffmanTable_B8),
-                                      HuffmanTable_HTOOB_B8));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFDT(
-              new CJBig2_HuffmanTable(HuffmanTable_B11,
-                                      FX_ArraySize(HuffmanTable_B11),
-                                      HuffmanTable_HTOOB_B11));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDW(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFFS(new CJBig2_HuffmanTable(
+              HuffmanTable_B6, FX_ArraySize(HuffmanTable_B6),
+              HuffmanTable_HTOOB_B6));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFDS(new CJBig2_HuffmanTable(
+              HuffmanTable_B8, FX_ArraySize(HuffmanTable_B8),
+              HuffmanTable_HTOOB_B8));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFDT(new CJBig2_HuffmanTable(
+              HuffmanTable_B11, FX_ArraySize(HuffmanTable_B11),
+              HuffmanTable_HTOOB_B11));
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDW(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDH(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDH(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDY(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDY(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
               new CJBig2_HuffmanTable(HuffmanTable_B1,
                                       FX_ArraySize(HuffmanTable_B1),
                                       HuffmanTable_HTOOB_B1));
           pDecoder->SBHUFFFS = SBHUFFFS.get();
           pDecoder->SBHUFFDS = SBHUFFDS.get();
           pDecoder->SBHUFFDT = SBHUFFDT.get();
           pDecoder->SBHUFFRDW = SBHUFFRDW.get();
           pDecoder->SBHUFFRDH = SBHUFFRDH.get();
           pDecoder->SBHUFFRDX = SBHUFFRDX.get();
           pDecoder->SBHUFFRDY = SBHUFFRDY.get();
@@ skipping 35 matching lines @@
               if ((nVal == SBSYMCODES[IDI].code) &&
                   (nBits == SBSYMCODES[IDI].codelen)) {
                 break;
               }
             }
             if (IDI < SBNUMSYMS) {
               break;
             }
           }
           FX_Free(SBSYMCODES);
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRDX(
               new CJBig2_HuffmanTable(HuffmanTable_B15,
                                       FX_ArraySize(HuffmanTable_B15),
                                       HuffmanTable_HTOOB_B15));
-          nonstd::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
+          std::unique_ptr<CJBig2_HuffmanTable> SBHUFFRSIZE(
               new CJBig2_HuffmanTable(HuffmanTable_B1,
                                       FX_ArraySize(HuffmanTable_B1),
                                       HuffmanTable_HTOOB_B1));
           if ((pHuffmanDecoder->decodeAValue(SBHUFFRDX.get(), &RDXI) != 0) ||
               (pHuffmanDecoder->decodeAValue(SBHUFFRDX.get(), &RDYI) != 0) ||
               (pHuffmanDecoder->decodeAValue(SBHUFFRSIZE.get(), &nVal) != 0)) {
             goto failed;
           }
           pStream->alignByte();
           nTmp = pStream->getOffset();
           SBSYMS = FX_Alloc(CJBig2_Image*, SBNUMSYMS);
           JBIG2_memcpy(SBSYMS, SDINSYMS, SDNUMINSYMS * sizeof(CJBig2_Image*));
           JBIG2_memcpy(SBSYMS + SDNUMINSYMS, SDNEWSYMS,
                        NSYMSDECODED * sizeof(CJBig2_Image*));
-          nonstd::unique_ptr<CJBig2_GRRDProc> pGRRD(new CJBig2_GRRDProc());
+          std::unique_ptr<CJBig2_GRRDProc> pGRRD(new CJBig2_GRRDProc());
           pGRRD->GRW = SYMWIDTH;
           pGRRD->GRH = HCHEIGHT;
           pGRRD->GRTEMPLATE = SDRTEMPLATE;
           pGRRD->GRREFERENCE = SBSYMS[IDI];
           pGRRD->GRREFERENCEDX = RDXI;
           pGRRD->GRREFERENCEDY = RDYI;
           pGRRD->TPGRON = 0;
           pGRRD->GRAT[0] = SDRAT[0];
           pGRRD->GRAT[1] = SDRAT[1];
           pGRRD->GRAT[2] = SDRAT[2];
           pGRRD->GRAT[3] = SDRAT[3];
-          nonstd::unique_ptr<CJBig2_ArithDecoder> pArithDecoder(
+          std::unique_ptr<CJBig2_ArithDecoder> pArithDecoder(
               new CJBig2_ArithDecoder(pStream));
           BS = pGRRD->decode(pArithDecoder.get(), grContext->data());
           if (!BS) {
             FX_Free(SBSYMS);
             goto failed;
           }
           pStream->alignByte();
           pStream->offset(2);
           if ((FX_DWORD)nVal != (pStream->getOffset() - nTmp)) {
             delete BS;
@@ skipping 20 matching lines @@
           BHC = new CJBig2_Image(TOTWIDTH, HCHEIGHT);
           for (I = 0; I < HCHEIGHT; I++) {
             JBIG2_memcpy(BHC->m_pData + I * BHC->m_nStride,
                          pStream->getPointer(), stride);
             pStream->offset(stride);
           }
         } else {
           goto failed;
         }
       } else {
-        nonstd::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
+        std::unique_ptr<CJBig2_GRDProc> pGRD(new CJBig2_GRDProc());
         pGRD->MMR = 1;
         pGRD->GBW = TOTWIDTH;
         pGRD->GBH = HCHEIGHT;
         FXCODEC_STATUS status = pGRD->Start_decode_MMR(&BHC, pStream, nullptr);
         while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
           pGRD->Continue_decode(pPause);
         }
         pStream->alignByte();
       }
       nTmp = 0;
@@ skipping 52 matching lines @@
 failed:
   for (I = 0; I < NSYMSDECODED; I++) {
     delete SDNEWSYMS[I];
   }
   FX_Free(SDNEWSYMS);
   if (SDREFAGG == 0) {
     FX_Free(SDNEWSYMWIDTHS);
   }
   return nullptr;
 }