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

net/quic/chromium/crypto/proof_test_chromium.cc

Index: net/quic/chromium/crypto/proof_test_chromium.cc
diff --git a/net/quic/chromium/crypto/proof_test_chromium.cc b/net/quic/chromium/crypto/proof_test_chromium.cc
index 023a4332511f55ec062306dbc1e73a2e18e306e5..b7e4b8bd208db1b35a0621f089d1a72964467954 100644
--- a/net/quic/chromium/crypto/proof_test_chromium.cc
+++ b/net/quic/chromium/crypto/proof_test_chromium.cc
@@ -65,7 +65,7 @@ void RunVerification(ProofVerifier* verifier,
   bool ok;
   string error_details;
   std::unique_ptr<ProofVerifyContext> verify_context(
-      CryptoTestUtils::ProofVerifyContextForTesting());
+      crypto_test_utils::ProofVerifyContextForTesting());
   std::unique_ptr<TestProofVerifierCallback> callback(
       new TestProofVerifierCallback(&comp_callback, &ok, &error_details));
 
@@ -124,9 +124,10 @@ INSTANTIATE_TEST_CASE_P(QuicVersion,
 
 // TODO(rtenneti): Enable testing of ProofVerifier. See http://crbug.com/514468.
 TEST_P(ProofTest, DISABLED_Verify) {
-  std::unique_ptr<ProofSource> source(CryptoTestUtils::ProofSourceForTesting());
+  std::unique_ptr<ProofSource> source(
+      crypto_test_utils::ProofSourceForTesting());
   std::unique_ptr<ProofVerifier> verifier(
-      CryptoTestUtils::ProofVerifierForTesting());
+      crypto_test_utils::ProofVerifierForTesting());
 
   const string server_config = "server config bytes";
   const string hostname = "test.example.com";
@@ -177,7 +178,8 @@ TEST_P(ProofTest, DISABLED_Verify) {
 }
 
 TEST_P(ProofTest, VerifySourceAsync) {
-  std::unique_ptr<ProofSource> source(CryptoTestUtils::ProofSourceForTesting());
+  std::unique_ptr<ProofSource> source(
+      crypto_test_utils::ProofSourceForTesting());
 
   const string server_config = "server config bytes";
   const string hostname = "test.example.com";
@@ -211,7 +213,8 @@ TEST_P(ProofTest, VerifySourceAsync) {
 }
 
 TEST_P(ProofTest, UseAfterFree) {
-  std::unique_ptr<ProofSource> source(CryptoTestUtils::ProofSourceForTesting());
+  std::unique_ptr<ProofSource> source(
+      crypto_test_utils::ProofSourceForTesting());
 
   const string server_config = "server config bytes";
   const string hostname = "test.example.com";