Fix inttypes format macros in src/processor/proc_maps_linux.cc

src/processor/proc_maps_linux.cc

 // Copyright (c) 2013 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.
 
+#ifndef __STDC_FORMAT_MACROS
+#define __STDC_FORMAT_MACROS
+#endif
+
 #include "google_breakpad/processor/proc_maps_linux.h"
 
 #include <fcntl.h>
-#define __STDC_FORMAT_MACROS 1
 #include <inttypes.h>
 #include <stdio.h>
 
 #include "processor/logging.h"
 
 #if defined(OS_ANDROID) && !defined(__LP64__)
 // In 32-bit mode, Bionic's inttypes.h defines PRI/SCNxPTR as an
 // unsigned long int, which is incompatible with Bionic's stdint.h
 // defining uintptr_t as an unsigned int:
 // https://code.google.com/p/android/issues/detail?id=57218
@@ skipping 74 matching lines @@
     regions.push_back(region);
     regions.back().path.assign(line + path_index);
     regions.back().line.assign(line);
   }
 
   regions_out->swap(regions);
   return true;
 }
 
 }  // namespace google_breakpad