Index: base/hmac_openssl.cc |
diff --git a/base/hmac_openssl.cc b/base/hmac_openssl.cc |
index 64ce177f79a7229b74bd957c8eafce5034e860ad..162a87ad9a1a35b32be4be4162310d0e62c0385a 100644 |
--- a/base/hmac_openssl.cc |
+++ b/base/hmac_openssl.cc |
@@ -42,7 +42,7 @@ HMAC::~HMAC() { |
bool HMAC::Sign(const std::string& data, |
unsigned char* digest, |
- int digest_length) { |
+ int digest_length) const { |
DCHECK_GE(digest_length, 0); |
DCHECK(!plat_->key.empty()); // Init must be called before Sign. |