Rename USE_NSS to USE_NSS_CERTS.

crypto/nss_util.h

Index: crypto/nss_util.h
diff --git a/crypto/nss_util.h b/crypto/nss_util.h
index 56fdfa6b659084fe77e36e98c18b14075afea3b9..1ca0de3e77759d40c4082f5f4aac3d61c388648c 100644
--- a/crypto/nss_util.h
+++ b/crypto/nss_util.h
@@ -22,7 +22,7 @@ class Time;
 // initialization functions.
 namespace crypto {
 
-#if defined(USE_NSS)
+#if defined(USE_NSS_CERTS)
 // EarlySetupForNSSInit performs lightweight setup which must occur before the
 // process goes multithreaded. This does not initialise NSS. For test, see
 // EnsureNSSInit.
@@ -127,7 +127,7 @@ CRYPTO_EXPORT base::Time PRTimeToBaseTime(int64 prtime);
 // We use a int64 instead of PRTime here to avoid depending on NSPR headers.
 CRYPTO_EXPORT int64 BaseTimeToPRTime(base::Time time);
 
-#if defined(USE_NSS)
+#if defined(USE_NSS_CERTS)
 // NSS has a bug which can cause a deadlock or stall in some cases when writing
 // to the certDB and keyDB. It also has a bug which causes concurrent key pair
 // generations to scribble over each other. To work around this, we synchronize
@@ -148,7 +148,7 @@ class CRYPTO_EXPORT AutoNSSWriteLock {
   base::Lock *lock_;
   DISALLOW_COPY_AND_ASSIGN(AutoNSSWriteLock);
 };
-#endif  // defined(USE_NSS)
+#endif  // defined(USE_NSS_CERTS)
 
 }  // namespace crypto