Search all slots when looking for a key in NSS

crypto/nss_util_internal.h

Index: crypto/nss_util_internal.h
diff --git a/crypto/nss_util_internal.h b/crypto/nss_util_internal.h
index ea40fdb790a10fda37728549d01a3f9ffdd93a97..e90e4c4294e9a6d9f1d8e83cbe054c078c8f6386 100644
--- a/crypto/nss_util_internal.h
+++ b/crypto/nss_util_internal.h
@@ -25,6 +25,18 @@ PK11SlotInfo* GetPublicNSSKeySlot();
 // PK11_FreeSlot.
 PK11SlotInfo* GetPrivateNSSKeySlot();
 
+// A helper class that acquires the SECMOD list read lock while the
+// AutoSECMODListReadLock is in scope.
+class AutoSECMODListReadLock {
+ public:
+  AutoSECMODListReadLock();
+  ~AutoSECMODListReadLock();
+
+ private:
+  SECMODListLock* lock_;
+  DISALLOW_COPY_AND_ASSIGN(AutoSECMODListReadLock);
+};
+
 }  // namespace crypto
 
 #endif  // CRYPTO_NSS_UTIL_INTERNAL_H_