NetInfo default values

third_party/WebKit/Source/platform/network/NetworkStateNotifier.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 141 matching lines @@
   DCHECK(IsMainThread());
   ScopedNotifier notifier(*this);
   {
     MutexLocker locker(mutex_);
     has_override_ = true;
     override_.on_line_initialized = true;
     override_.on_line = on_line;
     override_.connection_initialized = true;
     override_.type = type;
     override_.max_bandwidth_mbps = max_bandwidth_mbps;
+
+    // Override network quality values when testing.
+    if (!override_.http_rtt.has_value()) {
+      override_.http_rtt = state_.http_rtt.has_value()
+                               ? state_.http_rtt
+                               : base::TimeDelta::FromSeconds(1);
+    }
+    if (!override_.transport_rtt.has_value()) {
+      override_.transport_rtt = state_.transport_rtt.has_value()
+                                    ? state_.transport_rtt
+                                    : base::TimeDelta::FromSeconds(1);
+    }
+    if (!override_.downlink_throughput_mbps.has_value()) {
+      override_.downlink_throughput_mbps = state_.downlink_throughput_mbps;
+      override_.downlink_throughput_mbps =
+          state_.downlink_throughput_mbps.has_value()
+              ? state_.downlink_throughput_mbps
+              : 1.0;
+    }
   }
 }
 
 void NetworkStateNotifier::ClearOverride() {
   DCHECK(IsMainThread());
   ScopedNotifier notifier(*this);
   {
     MutexLocker locker(mutex_);
     has_override_ = false;
   }
@@ skipping 114 matching lines @@
 
   list->zeroed_observers.clear();
 
   if (list->observers.IsEmpty()) {
     MutexLocker locker(mutex_);
     map.erase(task_runner);  // deletes list
   }
 }
 
 }  // namespace blink