Split out QuicAlarm creation from QuicConnectionHelper to new QuicAlarmFactory. No behavior change,…

net/tools/quic/quic_simple_server_test.cc

Index: net/tools/quic/quic_simple_server_test.cc
diff --git a/net/tools/quic/quic_simple_server_test.cc b/net/tools/quic/quic_simple_server_test.cc
index 8e55130de9cfd68af50fbdd82ba3a3bfa6b3ad89..3ff9759276f2f7456cbd54be5deb1ea30d0d5231 100644
--- a/net/tools/quic/quic_simple_server_test.cc
+++ b/net/tools/quic/quic_simple_server_test.cc
@@ -26,7 +26,8 @@ class QuicChromeServerDispatchPacketTest : public ::testing::Test {
                        CryptoTestUtils::ProofSourceForTesting()),
         dispatcher_(config_,
                     &crypto_config_,
-                    std::unique_ptr<MockConnectionHelper>(new net::test::MockConnectionHelper)) {
+                    std::unique_ptr<MockConnectionHelper>(new net::test::MockConnectionHelper),
+                    std::unique_ptr<MockAlarmFactory>(new net::test::MockAlarmFactory)) {
     dispatcher_.InitializeWithWriter(nullptr);
   }