Switch to standard integer types in crypto/.

crypto/hkdf.h

Index: crypto/hkdf.h
diff --git a/crypto/hkdf.h b/crypto/hkdf.h
index e91bccf5b4f38c1f486c8423b28813d09de8662e..6b7d00dd6e200bd093cb8311d211d8d0f5a05efd 100644
--- a/crypto/hkdf.h
+++ b/crypto/hkdf.h
@@ -5,9 +5,11 @@
 #ifndef CRYPTO_HKDF_H_
 #define CRYPTO_HKDF_H_
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <vector>
 
-#include "base/basictypes.h"
 #include "base/strings/string_piece.h"
 #include "crypto/crypto_export.h"
 
@@ -57,7 +59,7 @@ class CRYPTO_EXPORT HKDF {
   }
 
  private:
-  std::vector<uint8> output_;
+  std::vector<uint8_t> output_;
 
   base::StringPiece client_write_key_;
   base::StringPiece server_write_key_;