Add NetLog support to UDP sockets.

chrome/browser/net/passive_log_collector.cc

 // Copyright (c) 2011 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 "chrome/browser/net/passive_log_collector.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/string_util.h"
@@ skipping 62 matching lines @@
       &dns_request_tracker_;
   trackers_[net::NetLog::SOURCE_HOST_RESOLVER_IMPL_JOB] = &dns_job_tracker_;
   trackers_[net::NetLog::SOURCE_DISK_CACHE_ENTRY] = &disk_cache_entry_tracker_;
   trackers_[net::NetLog::SOURCE_MEMORY_CACHE_ENTRY] = &mem_cache_entry_tracker_;
   trackers_[net::NetLog::SOURCE_HTTP_STREAM_JOB] = &http_stream_job_tracker_;
   trackers_[net::NetLog::SOURCE_EXPONENTIAL_BACKOFF_THROTTLING] =
       &exponential_backoff_throttling_tracker_;
   trackers_[net::NetLog::SOURCE_DNS_TRANSACTION] = &dns_transaction_tracker_;
   trackers_[net::NetLog::SOURCE_ASYNC_HOST_RESOLVER_REQUEST] =
       &async_host_resolver_request_tracker_;
+  trackers_[net::NetLog::SOURCE_UDP_SOCKET] = &udp_socket_tracker_;
   // Make sure our mapping is up-to-date.
   for (size_t i = 0; i < arraysize(trackers_); ++i)
     DCHECK(trackers_[i]) << "Unhandled SourceType: " << i;
 }
 
 PassiveLogCollector::~PassiveLogCollector() {
 }
 
 void PassiveLogCollector::OnAddEntry(
     net::NetLog::EventType type,
@@ skipping 624 matching lines @@
 PassiveLogCollector::AsyncHostResolverRequestTracker::DoAddEntry(
     const ChromeNetLog::Entry& entry,
     SourceInfo* out_info) {
   AddEntryToSourceInfo(entry, out_info);
   if (entry.type == net::NetLog::TYPE_ASYNC_HOST_RESOLVER_REQUEST &&
       entry.phase == net::NetLog::PHASE_END) {
     return ACTION_MOVE_TO_GRAVEYARD;
   }
   return ACTION_NONE;
 }
+
+//----------------------------------------------------------------------------
+// UDPSocketTracker
+//----------------------------------------------------------------------------
+
+const size_t PassiveLogCollector::UDPSocketTracker::kMaxNumSources = 200;
+const size_t PassiveLogCollector::UDPSocketTracker::kMaxGraveyardSize = 15;
+
+PassiveLogCollector::UDPSocketTracker::UDPSocketTracker()
+    : SourceTracker(kMaxNumSources, kMaxGraveyardSize, NULL) {
+}
+
+PassiveLogCollector::UDPSocketTracker::Action
+PassiveLogCollector::UDPSocketTracker::DoAddEntry(
+    const ChromeNetLog::Entry& entry,
+    SourceInfo* out_info) {
+  if (entry.type == net::NetLog::TYPE_UDP_BYTES_SENT ||
+      entry.type == net::NetLog::TYPE_UDP_BYTES_RECEIVED) {
+    return ACTION_NONE;
+  }
+
+  AddEntryToSourceInfo(entry, out_info);
+
+  if (entry.type == net::NetLog::TYPE_SOCKET_ALIVE &&
+      entry.phase == net::NetLog::PHASE_END) {
+    return ACTION_MOVE_TO_GRAVEYARD;
+  }
+
+  return ACTION_NONE;
+}