Use net::TestNetworkQualityEstimator in resource loader unittests

net/nqe/network_quality_estimator_test_util.h

 // Copyright 2016 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.
 
 #ifndef NET_NQE_NETWORK_QUALITY_ESTIMATOR_TEST_UTIL_H_
 #define NET_NQE_NETWORK_QUALITY_ESTIMATOR_TEST_UTIL_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 10 matching lines @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 namespace net {
 
 class ExternalEstimateProvider;
 
 // Helps in setting the current network type and id.
 class TestNetworkQualityEstimator : public NetworkQualityEstimator {
  public:
+  TestNetworkQualityEstimator();
+
+  explicit TestNetworkQualityEstimator(
+      const std::map<std::string, std::string>& variation_params);
+
   TestNetworkQualityEstimator(
       const std::map<std::string, std::string>& variation_params,
       std::unique_ptr<net::ExternalEstimateProvider>
           external_estimate_provider);
 
   TestNetworkQualityEstimator(
       std::unique_ptr<net::ExternalEstimateProvider> external_estimate_provider,
       const std::map<std::string, std::string>& variation_params,
       bool allow_local_host_requests_for_tests,
       bool allow_smaller_responses_for_tests,
       bool add_default_platform_observations);
 
-  explicit TestNetworkQualityEstimator(
-      const std::map<std::string, std::string>& variation_params);
-
   ~TestNetworkQualityEstimator() override;
 
   // Runs one URL request to completion.
   void RunOneRequest();
 
   // Overrides the current network type and id.
   // Notifies network quality estimator of a change in connection.
   void SimulateNetworkChange(
       NetworkChangeNotifier::ConnectionType new_connection_type,
       const std::string& network_id);
@@ skipping 164 matching lines @@
   double rand_double_;
 
   LocalHttpTestServer embedded_test_server_;
 
   DISALLOW_COPY_AND_ASSIGN(TestNetworkQualityEstimator);
 };
 
 }  // namespace net
 
 #endif  // NET_NQE_NETWORK_QUALITY_ESTIMATOR_TEST_UTIL_H_