NetLogEventParameter to Callback refactoring 8.

net/base/multi_threaded_cert_verifier.cc

Index: net/base/multi_threaded_cert_verifier.cc
===================================================================
--- net/base/multi_threaded_cert_verifier.cc	(revision 142108)
+++ net/base/multi_threaded_cert_verifier.cc	(working copy)
@@ -92,7 +92,7 @@
       : callback_(callback),
         verify_result_(verify_result),
         net_log_(net_log) {
-    net_log_.BeginEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST, NULL);
+    net_log_.BeginEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST);
   }
 
   ~CertVerifierRequest() {
@@ -102,15 +102,15 @@
   void Cancel() {
     callback_.Reset();
     verify_result_ = NULL;
-    net_log_.AddEvent(NetLog::TYPE_CANCELLED, NULL);
-    net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST, NULL);
+    net_log_.AddEvent(NetLog::TYPE_CANCELLED);
+    net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST);
   }
 
   // Copies the contents of |verify_result| to the caller's
   // CertVerifyResult and calls the callback.
   void Post(const MultiThreadedCertVerifier::CachedResult& verify_result) {
     if (!callback_.is_null()) {
-      net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST, NULL);
+      net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_REQUEST);
       *verify_result_ = verify_result.result;
       callback_.Run(verify_result.error);
     }
@@ -271,8 +271,8 @@
 
   ~CertVerifierJob() {
     if (worker_) {
-      net_log_.AddEvent(NetLog::TYPE_CANCELLED, NULL);
-      net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_JOB, NULL);
+      net_log_.AddEvent(NetLog::TYPE_CANCELLED);
+      net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_JOB);
       worker_->Cancel();
       DeleteAllCanceled();
     }
@@ -289,7 +289,7 @@
   void HandleResult(
       const MultiThreadedCertVerifier::CachedResult& verify_result) {
     worker_ = NULL;
-    net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_JOB, NULL);
+    net_log_.EndEvent(NetLog::TYPE_CERT_VERIFIER_JOB);
     UMA_HISTOGRAM_CUSTOM_TIMES("Net.CertVerifier_Job_Latency",
                                base::TimeTicks::Now() - start_time_,
                                base::TimeDelta::FromMilliseconds(1),