Update from https://crrev.com/304715

net/url_request/url_request_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_job.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/message_loop/message_loop.h"
 #include "base/power_monitor/power_monitor.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
+#include "base/values.h"
 #include "net/base/auth.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/io_buffer.h"
 #include "net/base/load_states.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_delegate.h"
 #include "net/filter/filter.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
 
+namespace {
+
+// Callback for TYPE_URL_REQUEST_FILTERS_SET net-internals event.
+base::Value* FiltersSetCallback(net::Filter* filter,
+                                enum net::NetLog::LogLevel /* log_level */) {
+  base::DictionaryValue* event_params = new base::DictionaryValue();
+  event_params->SetString("filters", filter->OrderedFilterList());
+  return event_params;
+}
+
+}  // namespace
+
 namespace net {
 
 URLRequestJob::URLRequestJob(URLRequest* request,
                              NetworkDelegate* network_delegate)
     : request_(request),
       done_(false),
       prefilter_bytes_read_(0),
       postfilter_bytes_read_(0),
       filter_input_byte_count_(0),
       filter_needs_more_output_space_(false),
@@ skipping 383 matching lines @@
 
   has_handled_response_ = true;
   if (request_->status().is_success())
     filter_.reset(SetupFilter());
 
   if (!filter_.get()) {
     std::string content_length;
     request_->GetResponseHeaderByName("content-length", &content_length);
     if (!content_length.empty())
       base::StringToInt64(content_length, &expected_content_size_);
+  } else {
+    request_->net_log().AddEvent(
+        NetLog::TYPE_URL_REQUEST_FILTERS_SET,
+        base::Bind(&FiltersSetCallback, base::Unretained(filter_.get())));
   }
 
   // TODO(vadimt): Remove ScopedTracker below once crbug.com/423948 is fixed.
   tracked_objects::ScopedTracker tracking_profile10(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "423948 URLRequestJob::NotifyHeadersComplete 10"));
 
   request_->NotifyResponseStarted();
 }
 
@@ skipping 416 matching lines @@
       !redirect_info.new_url.SchemeIsSecure()) {
     redirect_info.new_referrer.clear();
   } else {
     redirect_info.new_referrer = request_->referrer();
   }
 
   return redirect_info;
 }
 
 }  // namespace net