Use Finch flag instead of command line for Expect CT reporting

chrome/browser/ssl/chrome_expect_ct_reporter.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SSL_CHROME_EXPECT_CT_REPORTER_H_
 #define CHROME_BROWSER_SSL_CHROME_EXPECT_CT_REPORTER_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/http/transport_security_state.h"
@@ skipping 12 matching lines @@
  public:
   explicit ChromeExpectCTReporter(net::URLRequestContext* request_context);
   ~ChromeExpectCTReporter() override;
 
   // net::ExpectCTReporter:
   void OnExpectCTFailed(const net::HostPortPair& host_port_pair,
                         const GURL& report_uri,
                         const net::SSLInfo& ssl_info) override;
 
  private:
-  FRIEND_TEST_ALL_PREFIXES(ChromeExpectCTReporterTest, NoCommandLineSwitch);
+  FRIEND_TEST_ALL_PREFIXES(ChromeExpectCTReporterTest, FeatureDisabled);
   FRIEND_TEST_ALL_PREFIXES(ChromeExpectCTReporterTest, EmptyReportURI);
   FRIEND_TEST_ALL_PREFIXES(ChromeExpectCTReporterTest, SendReport);
 
   scoped_ptr<net::CertificateReportSender> report_sender_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeExpectCTReporter);
 };
 
 #endif  // CHROME_BROWSER_SSL_CHROME_EXPECT_CT_REPORTER_H_