Upstream oodles of Chrome for Android code into Chromium.

chrome/android/javatests/src/org/chromium/chrome/browser/omaha/MockExponentialBackoffScheduler.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/omaha/MockExponentialBackoffScheduler.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/omaha/MockExponentialBackoffScheduler.java b/chrome/android/javatests/src/org/chromium/chrome/browser/omaha/MockExponentialBackoffScheduler.java
new file mode 100644
index 0000000000000000000000000000000000000000..fda5c6b699f98f8860a134577364c3de890ea98b
--- /dev/null
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/omaha/MockExponentialBackoffScheduler.java
@@ -0,0 +1,52 @@
+// Copyright 2015 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.omaha;
+
+import static junit.framework.Assert.assertNotNull;
+
+import android.app.AlarmManager;
+import android.app.PendingIntent;
+import android.content.Context;
+
+/**
+ * Overrides the setAlarm function and allows changing the clock.
+ */
+public class MockExponentialBackoffScheduler extends ExponentialBackoffScheduler {
+    private boolean mAlarmWasSet;
+    private long mAlarmTimestamp;
+    private long mCurrentTimestamp;
+
+    public MockExponentialBackoffScheduler(String packageName, Context context,
+            long baseMilliseconds, long maxMilliseconds) {
+        super(packageName, context, baseMilliseconds, maxMilliseconds);
+    }
+
+    @Override
+    protected void setAlarm(AlarmManager am, long timestamp, PendingIntent retryPIntent) {
+        // Getting the Intent from the PendingIntent is not straightforward.
+        // The delay is checked by another unit test.
+        assertNotNull(am);
+        assertNotNull(retryPIntent);
+        mAlarmWasSet = true;
+        mAlarmTimestamp = timestamp;
+    }
+
+    @Override
+    public long getCurrentTime() {
+        return mCurrentTimestamp;
+    }
+
+    public void setCurrentTime(long timestamp) {
+        mCurrentTimestamp = timestamp;
+    }
+
+    public boolean getAlarmWasSet() {
+        return mAlarmWasSet;
+    }
+
+    public long getAlarmTimestamp() {
+        return mAlarmTimestamp;
+    }
+}