[Offline pages] Updates to background scheduling to use BTS

chrome/android/junit/src/org/chromium/chrome/browser/offlinepages/StubBackgroundSchedulerProcessor.java

-// 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.
-
-package org.chromium.chrome.browser.offlinepages;
-
-import org.chromium.base.Callback;
-import org.chromium.chrome.browser.offlinepages.interfaces.BackgroundSchedulerProcessor;
-
-/**
- * Custom stub for our own BackgroundSchedulerRequestProcessor.
- */
-public class StubBackgroundSchedulerProcessor implements BackgroundSchedulerProcessor {
-    private boolean mFailToStart;
-    private boolean mDidStartProcessing;
-    private DeviceConditions mDeviceConditions;
-    private Callback<Boolean> mCallback;
-
-    public void setFailToStart(boolean failToStart) {
-        mFailToStart = failToStart;
-    }
-
-    public boolean getDidStartProcessing() {
-        return mDidStartProcessing;
-    }
-
-    public DeviceConditions getDeviceConditions() {
-        return mDeviceConditions;
-    }
-
-    public void callback() {
-        mCallback.onResult(true);
-    }
-
-    @Override
-    public boolean startScheduledProcessing(
-            DeviceConditions deviceConditions, Callback<Boolean> callback) {
-        if (mFailToStart) {
-            return false;
-        }
-
-        mDidStartProcessing = true;
-        mDeviceConditions = deviceConditions;
-        mCallback = callback;
-        return true;
-    }
-
-    @Override
-    public boolean stopScheduledProcessing() {
-        return true;
-    }
-}