purge nss files and dependencies

webrtc/build/sanitizers/lsan_suppressions_webrtc.cc

Index: webrtc/build/sanitizers/lsan_suppressions_webrtc.cc
diff --git a/webrtc/build/sanitizers/lsan_suppressions_webrtc.cc b/webrtc/build/sanitizers/lsan_suppressions_webrtc.cc
index 6d19a34881c3d11e76e3120e4ec8fb0ae9d05331..61fdbbc20b382f85f08c07be98c688b17ac86702 100644
--- a/webrtc/build/sanitizers/lsan_suppressions_webrtc.cc
+++ b/webrtc/build/sanitizers/lsan_suppressions_webrtc.cc
@@ -31,23 +31,6 @@ char kLSanDefaultSuppressions[] =
 // Leaks in Nvidia's libGL.
 "leak:libGL.so\n"
 
-// TODO(earthdok): 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"