Fixing whitespace lint errors.

core/src/fxcrt/fx_extension.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 "core/include/fxcrt/fx_basic.h"
 #include "core/include/fxcrt/fx_ext.h"
 #include "core/src/fxcrt/extension.h"
 
@@ skipping 314 matching lines @@
   ::GetSystemTime(&st1);
   do {
     ::GetSystemTime(&st2);
   } while (FXSYS_memcmp(&st1, &st2, sizeof(SYSTEMTIME)) == 0);
   FX_DWORD dwHash1 =
       FX_HashCode_String_GetA((const FX_CHAR*)&st1, sizeof(st1), TRUE);
   FX_DWORD dwHash2 =
       FX_HashCode_String_GetA((const FX_CHAR*)&st2, sizeof(st2), TRUE);
   ::srand((dwHash1 << 16) | (FX_DWORD)dwHash2);
 #else
-  time_t tmLast = time(NULL), tmCur;
-  while ((tmCur = time(NULL)) == tmLast)
-    ;
+  time_t tmLast = time(NULL);
+  time_t tmCur;
+  while ((tmCur = time(NULL)) == tmLast) {
+    continue;
+  }
+
   ::srand((tmCur << 16) | (tmLast & 0xFFFF));
 #endif
   while (iCount-- > 0) {
     *pBuffer++ = (FX_DWORD)((::rand() << 16) | (::rand() & 0xFFFF));
   }
 }
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
 FX_BOOL FX_GenerateCryptoRandom(FX_DWORD* pBuffer, int32_t iCount) {
   HCRYPTPROV hCP = NULL;
   if (!::CryptAcquireContext(&hCP, NULL, NULL, PROV_RSA_FULL, 0) || !hCP) {
@@ skipping 39 matching lines @@
     b = ((const uint8_t*)pGUID)[i];
     *pBuf++ = gs_FX_pHexChars[b >> 4];
     *pBuf++ = gs_FX_pHexChars[b & 0x0F];
     if (bSeparator && (i == 3 || i == 5 || i == 7 || i == 9)) {
       *pBuf++ = L'-';
     }
   }
   bsStr.ReleaseBuffer(bSeparator ? 36 : 32);
 }
 #endif  // PDF_ENABLE_XFA