Revert "Add metrics for certificate report uploads"

chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc

Index: chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc
diff --git a/chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc b/chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc
index be457569892b5c15b870c1a14ac68dd2b461de8d..f3c9d4c81f42d958541279ff02823d3c0c1454ca 100644
--- a/chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc
+++ b/chrome/browser/safe_browsing/certificate_reporting_service_test_utils.cc
@@ -443,42 +443,4 @@ void CertificateReportingServiceTestHelper::ExpectNoRequests(
   }
 }
 
-EventHistogramTester::EventHistogramTester() {}
-
-EventHistogramTester::~EventHistogramTester() {
-  if (submitted_) {
-    histogram_tester_.ExpectBucketCount(
-        CertificateReportingService::kReportEventHistogram,
-        CertificateReportingService::REPORT_SUBMITTED, submitted_);
-  }
-  if (failed_) {
-    histogram_tester_.ExpectBucketCount(
-        CertificateReportingService::kReportEventHistogram,
-        CertificateReportingService::REPORT_FAILED, failed_);
-  }
-  if (successful_) {
-    histogram_tester_.ExpectBucketCount(
-        CertificateReportingService::kReportEventHistogram,
-        CertificateReportingService::REPORT_SUCCESSFUL, successful_);
-  }
-  if (dropped_) {
-    histogram_tester_.ExpectBucketCount(
-        CertificateReportingService::kReportEventHistogram,
-        CertificateReportingService::REPORT_DROPPED_OR_IGNORED, dropped_);
-  }
-  histogram_tester_.ExpectTotalCount(
-      CertificateReportingService::kReportEventHistogram,
-      submitted_ + failed_ + successful_ + dropped_);
-}
-
-void EventHistogramTester::SetExpectedValues(int submitted,
-                                             int failed,
-                                             int successful,
-                                             int dropped) {
-  submitted_ = submitted;
-  failed_ = failed;
-  successful_ = successful;
-  dropped_ = dropped;
-}
-
 }  // namespace certificate_reporting_test_utils