remove NSS lsan suppressions

Bug: 51988
Change-Id: I63e487637181b1b5c933bceb46ff182a12afc764
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1538985
Reviewed-by: David Benjamin <davidben@chromium.org>
Commit-Queue: Matt Mueller <mattm@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#644382}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 82e1a0aeb16d67652cd6ef62577d4098cce97a5a

sanitizers/lsan_suppressions.cc

@@ -31,24 +31,6 @@ char kLSanDefaultSuppressions[] =
     // Leaks in Nvidia's libGL.
     "leak:libGL.so\n"
 
-    // TODO(eugenis): revisit NSS suppressions after the switch to BoringSSL
-    // NSS leaks in CertDatabaseNSSTest tests. http://crbug.com/51988
-    "leak:net::NSSCertDatabase::ImportFromPKCS12\n"
-    "leak:net::NSSCertDatabase::ListCerts\n"
-    "leak:net::NSSCertDatabase::DeleteCertAndKey\n"
-    "leak:crypto::ScopedTestNSSDB::ScopedTestNSSDB\n"
-    // Another leak due to not shutting down NSS properly.
-    // http://crbug.com/124445
-    "leak:error_get_my_stack\n"
-    // The NSS suppressions above will not fire when the fast stack unwinder is
-    // used, because it can't unwind through NSS libraries. Apply blanket
-    // suppressions for now.
-    "leak:libnssutil3\n"
-    "leak:libnspr4\n"
-    "leak:libnss3\n"
-    "leak:libplds4\n"
-    "leak:libnssckbi\n"
-
     // XRandR has several one time leaks.
     "leak:libxrandr\n"