Provide RSA2048 as per RFC

webrtc/base/sslstreamadapter_unittest.cc

Index: webrtc/base/sslstreamadapter_unittest.cc
diff --git a/webrtc/base/sslstreamadapter_unittest.cc b/webrtc/base/sslstreamadapter_unittest.cc
index 67658ba6103ed8e6f4e0bf369ad5a1126cc07378..a1240f43943de9fbe75c24a0f6a42e6667b839d5 100644
--- a/webrtc/base/sslstreamadapter_unittest.cc
+++ b/webrtc/base/sslstreamadapter_unittest.cc
@@ -1050,11 +1050,13 @@ TEST_P(SSLStreamAdapterTestDTLS, TestGetSslCipherDtls12Server) {
             server_cipher);
 }
 
-INSTANTIATE_TEST_CASE_P(SSLStreamAdapterTestsTLS,
-                        SSLStreamAdapterTestTLS,
-                        Combine(Values(rtc::KT_RSA, rtc::KT_ECDSA),
-                                Values(rtc::KT_RSA, rtc::KT_ECDSA)));
-INSTANTIATE_TEST_CASE_P(SSLStreamAdapterTestsDTLS,
-                        SSLStreamAdapterTestDTLS,
-                        Combine(Values(rtc::KT_RSA, rtc::KT_ECDSA),
-                                Values(rtc::KT_RSA, rtc::KT_ECDSA)));
+INSTANTIATE_TEST_CASE_P(
+    SSLStreamAdapterTestsTLS,
+    SSLStreamAdapterTestTLS,
+    Combine(Values(rtc::KT_RSA1024, rtc::KT_RSA2048, rtc::KT_ECDSA),
+            Values(rtc::KT_RSA1024, rtc::KT_RSA2048, rtc::KT_ECDSA)));
+INSTANTIATE_TEST_CASE_P(
+    SSLStreamAdapterTestsDTLS,
+    SSLStreamAdapterTestDTLS,
+    Combine(Values(rtc::KT_RSA1024, rtc::KT_RSA2048, rtc::KT_ECDSA),
+            Values(rtc::KT_RSA1024, rtc::KT_RSA2048, rtc::KT_ECDSA)));