Convert class-full-of-statics CryptoTestUtils into a namespace

net/quic/core/crypto/quic_crypto_server_config_test.cc

Index: net/quic/core/crypto/quic_crypto_server_config_test.cc
diff --git a/net/quic/core/crypto/quic_crypto_server_config_test.cc b/net/quic/core/crypto/quic_crypto_server_config_test.cc
index da7f858c4c3622fd56408e66c82925cd487e9b7c..87748101e7161d376dd14c2a3294f9fa02a505d7 100644
--- a/net/quic/core/crypto/quic_crypto_server_config_test.cc
+++ b/net/quic/core/crypto/quic_crypto_server_config_test.cc
@@ -30,7 +30,7 @@ namespace test {
 TEST(QuicCryptoServerConfigTest, ServerConfig) {
   QuicRandom* rand = QuicRandom::GetInstance();
   QuicCryptoServerConfig server(QuicCryptoServerConfig::TESTING, rand,
-                                CryptoTestUtils::ProofSourceForTesting());
+                                crypto_test_utils::ProofSourceForTesting());
   MockClock clock;
 
   std::unique_ptr<CryptoHandshakeMessage> message(server.AddDefaultConfig(
@@ -52,7 +52,7 @@ TEST(QuicCryptoServerConfigTest, CompressCerts) {
 
   QuicRandom* rand = QuicRandom::GetInstance();
   QuicCryptoServerConfig server(QuicCryptoServerConfig::TESTING, rand,
-                                CryptoTestUtils::ProofSourceForTesting());
+                                crypto_test_utils::ProofSourceForTesting());
   QuicCryptoServerConfigPeer peer(&server);
 
   std::vector<string> certs = {"testcert"};
@@ -71,7 +71,7 @@ TEST(QuicCryptoServerConfigTest, CompressSameCertsTwice) {
 
   QuicRandom* rand = QuicRandom::GetInstance();
   QuicCryptoServerConfig server(QuicCryptoServerConfig::TESTING, rand,
-                                CryptoTestUtils::ProofSourceForTesting());
+                                crypto_test_utils::ProofSourceForTesting());
   QuicCryptoServerConfigPeer peer(&server);
 
   // Compress the certs for the first time.
@@ -100,7 +100,7 @@ TEST(QuicCryptoServerConfigTest, CompressDifferentCerts) {
 
   QuicRandom* rand = QuicRandom::GetInstance();
   QuicCryptoServerConfig server(QuicCryptoServerConfig::TESTING, rand,
-                                CryptoTestUtils::ProofSourceForTesting());
+                                crypto_test_utils::ProofSourceForTesting());
   QuicCryptoServerConfigPeer peer(&server);
 
   std::vector<string> certs = {"testcert"};
@@ -124,7 +124,7 @@ TEST(QuicCryptoServerConfigTest, CompressDifferentCerts) {
   // Compress a similar certs which only differs in common certs field.
   static const uint64_t set_hash = 42;
   std::unique_ptr<CommonCertSets> common_sets(
-      CryptoTestUtils::MockCommonCertSets(certs[0], set_hash, 1));
+      crypto_test_utils::MockCommonCertSets(certs[0], set_hash, 1));
   StringPiece different_common_certs(reinterpret_cast<const char*>(&set_hash),
                                      sizeof(set_hash));
   string compressed3 = QuicCryptoServerConfigPeer::CompressChain(
@@ -143,7 +143,7 @@ class SourceAddressTokenTest : public ::testing::Test {
         rand_(QuicRandom::GetInstance()),
         server_(QuicCryptoServerConfig::TESTING,
                 rand_,
-                CryptoTestUtils::ProofSourceForTesting()),
+                crypto_test_utils::ProofSourceForTesting()),
         peer_(&server_) {
     // Advance the clock to some non-zero time.
     clock_.AdvanceTime(QuicTime::Delta::FromSeconds(1000000));
@@ -281,7 +281,7 @@ class CryptoServerConfigsTest : public ::testing::Test {
       : rand_(QuicRandom::GetInstance()),
         config_(QuicCryptoServerConfig::TESTING,
                 rand_,
-                CryptoTestUtils::ProofSourceForTesting()),
+                crypto_test_utils::ProofSourceForTesting()),
         test_peer_(&config_) {}
 
   void SetUp() override {