Adds the ability to load JSON log files to about:net-internals.

chrome/browser/net/chrome_net_log.cc

 // Copyright (c) 2010 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/chrome_net_log.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 49 matching lines @@
 ChromeNetLog::ChromeNetLog()
     : last_id_(0),
       log_level_(LOG_BASIC),
       passive_collector_(new PassiveLogCollector),
       load_timing_observer_(new LoadTimingObserver) {
   AddObserver(passive_collector_.get());
   AddObserver(load_timing_observer_.get());
 
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
   if (command_line.HasSwitch(switches::kLogNetLog)) {
-    net_log_logger_.reset(new NetLogLogger());
+    net_log_logger_.reset(new NetLogLogger(
+            command_line.GetSwitchValuePath(switches::kLogNetLog)));
     AddObserver(net_log_logger_.get());
   }
 }
 
 ChromeNetLog::~ChromeNetLog() {
   RemoveObserver(passive_collector_.get());
   RemoveObserver(load_timing_observer_.get());
   if (net_log_logger_.get()) {
     RemoveObserver(net_log_logger_.get());
   }
@@ skipping 63 matching lines @@
   }
   base::subtle::NoBarrier_Store(&log_level_, new_log_level);
 }
 
 void ChromeNetLog::AddObserverWhileLockHeld(ThreadSafeObserver* observer) {
   DCHECK(!observer->net_log_);
   observer->net_log_ = this;
   observers_.AddObserver(observer);
   UpdateLogLevel_();
 }