Use stdint.h types throughout PDFium.

core/src/fpdfapi/fpdf_edit/fpdf_edit_content.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 "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_serial.h"
 #include "../../../include/fpdfapi/fpdf_module.h"
 #include "../../../include/fxcodec/fx_codec.h"
@@ skipping 124 matching lines @@
             pContent = pArray->GetElement(i);
             if (!pContent || pContent->GetType() != PDFOBJ_STREAM) {
                 continue;
             }
             CPDF_StreamAcc* pStream = new CPDF_StreamAcc();
             pStream->LoadAllData((CPDF_Stream*)pContent);
             pContentArray[i] = pStream;
             size += pContentArray[i]->GetSize() + 1;
         }
         int pos = 0;
-        FX_LPBYTE pBuf = FX_Alloc(FX_BYTE, size);
+        FX_LPBYTE pBuf = FX_Alloc(uint8_t, size);
         for (i = 0; i < iCount; ++i) {
             FXSYS_memcpy32(pBuf + pos, pContentArray[i]->GetData(), pContentArray[i]->GetSize());
             pos += pContentArray[i]->GetSize() + 1;
             pBuf[pos - 1] = ' ';
             delete pContentArray[i];
         }
         ProcessForm(buf, pBuf, size, matrix);
         FX_Free(pBuf);
         FX_Free(pContentArray);
     } else if (type == PDFOBJ_STREAM) {
         CPDF_StreamAcc contentStream;
         contentStream.LoadAllData((CPDF_Stream*)pContent);
         ProcessForm(buf, contentStream.GetData(), contentStream.GetSize(), matrix);
     }
     CPDF_Stream* pStream = new CPDF_Stream(NULL, 0, NULL);
     pStream->SetData(buf.GetBuffer(), buf.GetLength(), FALSE, FALSE);
     m_pDocument->AddIndirectObject(pStream);
     m_pPage->m_pFormDict->SetAtReference("Contents", m_pDocument, pStream->GetObjNum());
 }