Remove unused CRYPT_SetPubKeyDecryptor()

core/fdrm/crypto/fx_crypt.h

Index: core/fdrm/crypto/fx_crypt.h
diff --git a/core/fdrm/crypto/fx_crypt.h b/core/fdrm/crypto/fx_crypt.h
index 24650bec9a0003a8020910201c893468a1513c24..37021c5531f0057f37b37799b7e956bf9b3409ca 100644
--- a/core/fdrm/crypto/fx_crypt.h
+++ b/core/fdrm/crypto/fx_crypt.h
@@ -59,11 +59,6 @@ void CRYPT_SHA512Finish(void* context, uint8_t digest[64]);
 void CRYPT_SHA512Generate(const uint8_t* data,
                           uint32_t size,
                           uint8_t digest[64]);
-void CRYPT_SetPubKeyDecryptor(bool (*func)(const uint8_t* pData,
-                                           uint32_t size,
-                                           uint8_t* data_buf,
-                                           uint32_t& data_len));
-
 #ifdef __cplusplus
 };
 #endif