Remove QuicString wrapper for std::string

gfe-relnote: n/a (no functional change)
PiperOrigin-RevId: 238124961
Change-Id: I36e66a4326b4118d70effd356aef9734d2893763
diff --git a/quic/core/crypto/quic_decrypter.cc b/quic/core/crypto/quic_decrypter.cc
index 1ab67ba..79369f0 100644
--- a/quic/core/crypto/quic_decrypter.cc
+++ b/quic/core/crypto/quic_decrypter.cc
@@ -4,6 +4,8 @@
 
 #include "net/third_party/quiche/src/quic/core/crypto/quic_decrypter.h"
 
+#include <string>
+
 #include "third_party/boringssl/src/include/openssl/tls1.h"
 #include "net/third_party/quiche/src/quic/core/crypto/aes_128_gcm_12_decrypter.h"
 #include "net/third_party/quiche/src/quic/core/crypto/aes_128_gcm_decrypter.h"
@@ -16,7 +18,6 @@
 #include "net/third_party/quiche/src/quic/platform/api/quic_bug_tracker.h"
 #include "net/third_party/quiche/src/quic/platform/api/quic_logging.h"
 #include "net/third_party/quiche/src/quic/platform/api/quic_ptr_util.h"
-#include "net/third_party/quiche/src/quic/platform/api/quic_string.h"
 
 namespace quic {