Update Simulcrypt ECMg

common/crypto_util.cc

@@ -11,6 +11,7 @@
 #include "common/crypto_util.h"
 
 #include "glog/logging.h"
+#include "absl/strings/escaping.h"
 #include "absl/strings/string_view.h"
 #include "openssl/aes.h"
 #include "openssl/cmac.h"
@@ -37,6 +38,8 @@ const char kGroupKeyLabel[] = "GROUP_ENCRYPTION";
 // a real group master key in keystore.
 // TODO(user): figure out why VerifySignatureHmacSha256 can not crypto_mcmcpy
 // like VerifySignatureHmacSha1.
+// TODO(user): Revert logging signature in VerifySignatureHmacSha256.
+// function.
 const char kPhonyGroupMasterKey[] = "fedcba9876543210";
 const int kAes128KeySizeBits = 128;
 const int kAes128KeySizeBytes = 16;