Remove warning pragmas in pe_image.cc

base/win/pe_image.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file was adapted from GreenBorder's Code.
 // To understand what this class is about (for other than well known functions
 // as GetProcAddress), a good starting point is "An In-Depth Look into the
 // Win32 Portable Executable File Format" by Matt Pietrek:
 // http://msdn.microsoft.com/msdnmag/issues/02/02/PE/default.aspx
 
@@ skipping 128 matching lines @@
   // Post: 'e' is a pointer to the export directory entry
   //       that contains 'f's export RVA, or NULL if 'f'
   //       is not exported from this image
   PDWORD GetExportEntry(LPCSTR name) const;
 
   // Returns the address for a given exported symbol.
   // Use: p = image.GetProcAddress(f);
   // Pre: 'f' is either a zero terminated string or ordinal.
   // Post: if 'f' is a non-forwarded export from image, 'p' is
   //       the exported function. If 'f' is a forwarded export
-  //       then p is the special value 0xFFFFFFFF. In this case
+  //       then p is the special value -1. In this case
   //       RVAToAddr(*GetExportEntry) can be used to resolve
   //       the string that describes the forward.
   FARPROC GetProcAddress(LPCSTR function_name) const;
 
   // Retrieves the ordinal for a given exported symbol.
   // Returns true if the symbol was found.
   bool GetProcOrdinal(LPCSTR function_name, WORD *ordinal) const;
 
   // Enumerates PE sections.
   // cookie is a generic cookie to pass to the callback.
@@ skipping 96 matching lines @@
 
 inline PIMAGE_EXPORT_DIRECTORY PEImage::GetExportDirectory() const {
   return reinterpret_cast<PIMAGE_EXPORT_DIRECTORY>(
              GetImageDirectoryEntryAddr(IMAGE_DIRECTORY_ENTRY_EXPORT));
 }
 
 }  // namespace win
 }  // namespace base
 
 #endif  // BASE_WIN_PE_IMAGE_H_