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chrome/browser/net/nqe/ui_network_quality_estimator_service.h

Index: chrome/browser/net/nqe/ui_network_quality_estimator_service.h
diff --git a/chrome/browser/net/nqe/ui_network_quality_estimator_service.h b/chrome/browser/net/nqe/ui_network_quality_estimator_service.h
index 671e35ca435fdf776a206e29e2a0bbf919ceb0b1..dfe35b19486c67308d98103220b5184df500dacb 100644
--- a/chrome/browser/net/nqe/ui_network_quality_estimator_service.h
+++ b/chrome/browser/net/nqe/ui_network_quality_estimator_service.h
@@ -13,20 +13,25 @@
 // UI service to determine the current EffectiveConnectionType.
 class UINetworkQualityEstimatorService : public KeyedService {
  public:
   UINetworkQualityEstimatorService();
   ~UINetworkQualityEstimatorService() override;
 
   // The current EffectiveConnectionType.
   net::NetworkQualityEstimator::EffectiveConnectionType
   GetEffectiveConnectionType() const;
 
+  // Tests can manually set EffectiveConnectionType, but browser tests should
+  // expect that the EffectiveConnectionType could change.
+  void SetEffectiveConnectionTypeForTesting(
+      net::NetworkQualityEstimator::EffectiveConnectionType type);
+
  private:
   class IONetworkQualityObserver;
 
   // KeyedService implementation:
   void Shutdown() override;
 
   // Called when the EffectiveConnectionType has updated to |type|.
   // NetworkQualityEstimator::EffectiveConnectionType is an estimate of the
   // quality of the network that may differ from the actual network type
   // reported by NetworkchangeNotifier::GetConnectionType.