Add Finch testing configs for ReportCertificateErrors study

chrome/browser/ssl/certificate_reporting_test_utils.h

Index: chrome/browser/ssl/certificate_reporting_test_utils.h
diff --git a/chrome/browser/ssl/certificate_reporting_test_utils.h b/chrome/browser/ssl/certificate_reporting_test_utils.h
index 6b7bdae21b1dee3e9573fde5644b6ec30f90a4fe..c7b7dbd466d46fcc8c9fce7ceb20edadf49a09c8 100644
--- a/chrome/browser/ssl/certificate_reporting_test_utils.h
+++ b/chrome/browser/ssl/certificate_reporting_test_utils.h
@@ -55,10 +55,9 @@ scoped_ptr<SSLCertReporter> SetUpMockSSLCertReporter(
     base::RunLoop* run_loop,
     ExpectReport expect_report);
 
-// Forces a Finch config for the cert reporting experiment.
-void SetCertReportingFinchConfig(const std::string& group_name,
-                                 const std::string& param_value);
-void SetCertReportingFinchConfig(const std::string& group_name);
+// Returns whether a report should be expected (due to the Finch config)
+// if the user opts in.
+ExpectReport GetReportExpectedFromFinch();
 
 }  // namespace CertificateReportingTestUtils