QUIC - Persist 1000 MRU alternate protocols to preferences file.

net/http/http_server_properties_impl_unittest.cc

Index: net/http/http_server_properties_impl_unittest.cc
diff --git a/net/http/http_server_properties_impl_unittest.cc b/net/http/http_server_properties_impl_unittest.cc
index 6a709a962c860818a2905e5efb391cb2ef2d1fe7..c8014741d7a86286029a240a0e1ea76d0e70c426 100644
--- a/net/http/http_server_properties_impl_unittest.cc
+++ b/net/http/http_server_properties_impl_unittest.cc
@@ -415,6 +415,10 @@ TEST_F(AlternateProtocolServerPropertiesTest, Canonical) {
       impl_.GetAlternateProtocol(test_host_port_pair);
   EXPECT_EQ(canonical_protocol.port, alternate.port);
   EXPECT_EQ(canonical_protocol.protocol, alternate.protocol);
+
+  // Verify the canonical suffix.
+  EXPECT_EQ(".c.youtube.com", impl_.GetCanonicalSuffix(test_host_port_pair));
+  EXPECT_EQ(".c.youtube.com", impl_.GetCanonicalSuffix(canonical_port_pair));
 }
 
 typedef HttpServerPropertiesImplTest SpdySettingsServerPropertiesTest;