Log the results of proxy resolution to LoadLog when "full logging mode" is en...

net/base/load_log.h

Index: net/base/load_log.h
===================================================================
--- net/base/load_log.h	(revision 35554)
+++ net/base/load_log.h	(working copy)
@@ -142,6 +142,15 @@
       log->Add(Entry(base::TimeTicks::Now(), string));
   }
 
+  static void AddErrorCode(LoadLog* log, int error) {
+    if (log)
+      log->Add(Entry(base::TimeTicks::Now(), error));
+  }
+
+  static bool IsUnbounded(const LoadLog* log) {
+    return log && log->is_unbounded();
+  }
+
   // --------------------------------------------------------------------------
 
   // Returns the list of all entries in the log.
@@ -160,6 +169,10 @@
     return max_num_entries_;
   }
 
+  bool is_unbounded() const {
+    return max_num_entries_ == kUnbounded;
+  }
+
   // Returns a C-String symbolic name for |event|.
   static const char* EventTypeToString(EventType event_type);