Generalize the net module's LoadLog facility from a passive container, to an event stream (NetLog).

chrome/browser/net/chrome_url_request_context.h

Index: chrome/browser/net/chrome_url_request_context.h
===================================================================
--- chrome/browser/net/chrome_url_request_context.h	(revision 41560)
+++ chrome/browser/net/chrome_url_request_context.h	(working copy)
@@ -201,6 +201,9 @@
   void set_appcache_service(ChromeAppCacheService* service) {
     appcache_service_ = service;
   }
+  void set_net_log(net::NetLog* net_log) {
+    net_log_ = net_log;
+  }
 
   // Callback for when the accept language changes.
   void OnAcceptLanguageChange(const std::string& accept_language);
@@ -230,10 +233,6 @@
   bool InterceptCookie(const URLRequest* request,
                        const std::string& cookie) const;
 
-  // Filter for url_request_tracker(), that prevents "chrome://" requests from
-  // being tracked by "about:net-internals".
-  static bool ShouldTrackRequest(const GURL& url);
-
   DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContext);
 };