SystemDisplayApi: Introdice OverscanTracker

extensions/test/data/system/display/overscan_no_complete/test_overscan_no_complete.js

Index: extensions/test/data/system/display/overscan_no_complete/test_overscan_no_complete.js
diff --git a/extensions/test/data/system/display/overscan_no_complete/test_overscan_no_complete.js b/extensions/test/data/system/display/overscan_no_complete/test_overscan_no_complete.js
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index 0000000000000000000000000000000000000000..a6d271d1cd10e9623a0703ce0104d851a7363a64
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+++ b/extensions/test/data/system/display/overscan_no_complete/test_overscan_no_complete.js
@@ -0,0 +1,17 @@
+// 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.
+
+// system.display.overscan* api test
+// extensions_browsertests \
+//   --gtest_filter=SystemDisplayApiTest.OverscanCalibrationAppNoComplete
+
+chrome.test.runTests([
+  function testOverscanNoComplete() {
+    var id = "display0";
+    chrome.system.display.overscanCalibrationStart(id);
+    chrome.system.display.overscanCalibrationAdjust(
+        id, {left: 1, top: 1, right: -1, bottom: -1});
+    chrome.test.notifyPass();
+  }
+]);