Reporting: Add histograms.

net/url_request/url_request_http_job.cc

 // Copyright (c) 2012 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.
 
 #include "net/url_request/url_request_http_job.h"
 
 #include <vector>
 
 #include "base/base_switches.h"
 #include "base/bind.h"
@@ skipping 57 matching lines @@
 #include "net/url_request/url_request_redirect_job.h"
 #include "net/url_request/url_request_throttler_manager.h"
 #include "net/websockets/websocket_handshake_stream_base.h"
 #include "url/origin.h"
 
 #if defined(OS_ANDROID)
 #include "net/android/network_library.h"
 #endif
 
 #if BUILDFLAG(ENABLE_REPORTING)
+#include "net/reporting/reporting_header_parser.h"
 #include "net/reporting/reporting_service.h"
 #endif  // BUILDFLAG(ENABLE_REPORTING)
 
 static const char kAvailDictionaryHeader[] = "Avail-Dictionary";
 
 namespace {
 
 // Logs whether the CookieStore used for this request matches the
 // ChannelIDService used when establishing the connection that this request is
 // sent over. This logging is only done for requests to accounts.google.com, and
@@ skipping 763 matching lines @@
   if (headers->EnumerateHeader(nullptr, "Expect-CT", &value)) {
     security_state->ProcessExpectCTHeader(
         value, HostPortPair::FromURL(request_info_.url), ssl_info);
   }
 }
 
 void URLRequestHttpJob::ProcessReportToHeader() {
   DCHECK(response_info_);
 
 #if BUILDFLAG(ENABLE_REPORTING)
+  HttpResponseHeaders* headers = GetResponseHeaders();
+  std::string value;
+  if (!headers->GetNormalizedHeader("Report-To", &value))
+    return;
+
   ReportingService* service = request_->context()->reporting_service();
-  if (!service)
+  if (!service) {
+    ReportingHeaderParser::RecordHeaderDiscardedForNoReportingService();
     return;
+  }
 
   // Only accept Report-To headers on HTTPS connections that have no
   // certificate errors.
   // TODO(juliatuttle): Do we need to check cert status?
   const SSLInfo& ssl_info = response_info_->ssl_info;
-  if (!ssl_info.is_valid() || IsCertStatusError(ssl_info.cert_status))
+  if (!ssl_info.is_valid()) {
+    ReportingHeaderParser::RecordHeaderDiscardedForInvalidSSLInfo();
     return;
-
-  HttpResponseHeaders* headers = GetResponseHeaders();
-  std::string value;
-  if (!headers->GetNormalizedHeader("Report-To", &value))
+  }
+  if (IsCertStatusError(ssl_info.cert_status)) {
+    ReportingHeaderParser::RecordHeaderDiscardedForCertStatusError();
     return;
+  }
 
   service->ProcessHeader(request_info_.url.GetOrigin(), value);
 #endif  // BUILDFLAG(ENABLE_REPORTING)
 }
 
 void URLRequestHttpJob::OnStartCompleted(int result) {
   TRACE_EVENT0(kNetTracingCategory, "URLRequestHttpJob::OnStartCompleted");
   RecordTimer();
 
   // If the job is done (due to cancellation), can just ignore this
@@ skipping 698 matching lines @@
   awaiting_callback_ = false;
 
   // Notify NetworkQualityEstimator.
   NetworkQualityEstimator* network_quality_estimator =
       request()->context()->network_quality_estimator();
   if (network_quality_estimator)
     network_quality_estimator->NotifyURLRequestDestroyed(*request());
 }
 
 }  // namespace net