Switch to standard integer types in crypto/.

crypto/p224_spake_unittest.cc

Index: crypto/p224_spake_unittest.cc
diff --git a/crypto/p224_spake_unittest.cc b/crypto/p224_spake_unittest.cc
index 15b5be268413d81ee697679fbea4b8ca9ad9afdf..3bca430beaea73c4fabea16e2650a6adadb11c39 100644
--- a/crypto/p224_spake_unittest.cc
+++ b/crypto/p224_spake_unittest.cc
@@ -4,6 +4,9 @@
 
 #include "crypto/p224_spake.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <string>
 
 #include "base/logging.h"
@@ -125,7 +128,7 @@ TEST(MutualAuth, Fuzz) {
     // We'll only be testing small values of i, but we don't want that to bias
     // the test coverage. So we disperse the value of i by multiplying by the
     // FNV, 32-bit prime, producing a poor-man's PRNG.
-    const uint32 rand = i * 16777619;
+    const uint32_t rand = i * 16777619;
 
     for (unsigned round = 0;; round++) {
       std::string client_message, server_message;