Switch to standard integer types in chrome_elf/.

chrome_elf/dll_hash/dll_hash.cc

Index: chrome_elf/dll_hash/dll_hash.cc
diff --git a/chrome_elf/dll_hash/dll_hash.cc b/chrome_elf/dll_hash/dll_hash.cc
index d98c49d821e6b672aeae4e421a48b856e115031b..9a353855dbad99fd286f558b1a4a0cc83613b7f8 100644
--- a/chrome_elf/dll_hash/dll_hash.cc
+++ b/chrome_elf/dll_hash/dll_hash.cc
@@ -2,11 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include <stdint.h>
+
 #include "base/hash.h"
 #include "chrome_elf/dll_hash/dll_hash.h"
 
 int DllNameToHash(const std::string& dll_name) {
-  uint32 data = base::Hash(dll_name);
+  uint32_t data = base::Hash(dll_name);
 
   // Strip off the signed bit because UMA doesn't support negative values,
   // but takes a signed int as input.