Always get device conditions from Java for every attempt.

chrome/browser/android/offline_pages/evaluation/evaluation_test_scheduler.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 CHROME_BROWSER_ANDROID_OFFLINE_PAGES_EVALUATION_EVALUATION_TEST_SCHEDULER_H_
 #define CHROME_BROWSER_ANDROID_OFFLINE_PAGES_EVALUATION_EVALUATION_TEST_SCHEDULER_H_
 
 #include "components/offline_pages/core/background/scheduler.h"
 
 namespace offline_pages {
 
 class RequestCoordinator;
 
 namespace android {
 
 class EvaluationTestScheduler : public Scheduler {
  public:
+  EvaluationTestScheduler();
+  ~EvaluationTestScheduler() override;
+
   // Scheduler implementation.
   void Schedule(const TriggerConditions& trigger_conditions) override;
   void BackupSchedule(const TriggerConditions& trigger_conditions,
                       long delay_in_seconds) override;
   void Unschedule() override;
+  DeviceConditions& GetCurrentDeviceConditions() override;
 
   // Callback used by user request.
   void ImmediateScheduleCallback(bool result);
 
  private:
   RequestCoordinator* coordinator_;
+  DeviceConditions device_conditions_;
 };
 
 }  // namespace android
 }  // namespace offline_pages
 
 #endif  // CHROME_BROWSER_ANDROID_OFFLINE_PAGES_EVALUATION_EVALUATION_TEST_SCHEDULER_H_