Update with new default boringssl no-aes cipher suites. Re-enable tests.

webrtc/base/opensslstreamadapter.cc

Index: webrtc/base/opensslstreamadapter.cc
diff --git a/webrtc/base/opensslstreamadapter.cc b/webrtc/base/opensslstreamadapter.cc
index 270faa0809f42013c01aeb35854d7c98b3b9cc1f..622c714a16c17505fcff4d2a42589ca0378efa91 100644
--- a/webrtc/base/opensslstreamadapter.cc
+++ b/webrtc/base/opensslstreamadapter.cc
@@ -160,12 +160,10 @@ static int kDefaultSslCipher12 =
 static int kDefaultSslEcCipher12 =
     static_cast<uint16_t>(TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256);
 // Fallback cipher for DTLS 1.2 if hardware-accelerated AES-GCM is unavailable.
-// TODO(davidben): Switch to the standardized CHACHA20_POLY1305 variant when
-// available.
 static int kDefaultSslCipher12NoAesGcm =
-    static_cast<uint16_t>(TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305_OLD);
+    static_cast<uint16_t>(TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256);
 static int kDefaultSslEcCipher12NoAesGcm =
-    static_cast<uint16_t>(TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305_OLD);
+    static_cast<uint16_t>(TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256);
 #else  // !OPENSSL_IS_BORINGSSL
 // OpenSSL sorts differently than BoringSSL, so the default cipher doesn't
 // change between TLS 1.0 and TLS 1.2 with the current setup.
@@ -173,7 +171,7 @@ static int kDefaultSslCipher12 =
     static_cast<uint16_t>(TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA);
 static int kDefaultSslEcCipher12 =
     static_cast<uint16_t>(TLS1_CK_ECDHE_ECDSA_WITH_AES_256_CBC_SHA);
-#endif
+#endif  // OPENSSL_IS_BORINGSSL
 
 #if defined(_MSC_VER)
 #pragma warning(pop)