Change a number of SPDY unittests from http to https.
* Remove enable_alternative_service_for_insecure_origins;
* change alternative service unittests from http to https;
* change kDefaultUrl from http to https;
* s/kDefaultURL/kDefaultUrl/ (to match the one in QuicStreamFactoryTest);
* adapt a number of tests, explicitly use old URL in others;
* remove SpdyTestUtil::default_url();
* remove moot SpdyAlternativeServiceThroughProxy;
* remove SpdyNetworkTransactionTest::GetDefaultUrl() and port_;
* add SpdyNetworkTransactionTest members to make tests more concise.
Besides an improvement in code health, this CL will make it easier to write
unittests for https://crbug.com/615413.
BUG=621621, 624073
Review-Url: https://codereview.chromium.org/2109803002
Cr-Commit-Position: refs/heads/master@{#402686}
14 files changed
