Fix an error of endtoend test.

MyTracksTest_E2E/src/com/google/android/apps/mytracks/endtoendtest/EndToEndTestUtils.java

@@ -961,6 +961,7 @@ public class EndToEndTestUtils {
     findMenuItem(activityMytracks.getString(R.string.menu_insert_marker), true);
     enterTextAvoidSoftKeyBoard(0, WAYPOINT_NAME);
     SOLO.clickOnButton(activityMytracks.getString(R.string.generic_add));
+    instrumentation.waitForIdleSync();
     if (hasGpsSingal) {
       Assert.assertTrue(SOLO.waitForText(WAYPOINT_NAME, 1, LONG_WAIT_TIME, true));
     } else {

MyTracksTest_E2E/src/com/google/android/apps/mytracks/endtoendtest/others/StressTest.java

@@ -54,6 +54,7 @@ public class StressTest extends ActivityInstrumentationTestCase2<TrackListActivi
     instrumentation = getInstrumentation();
     trackListActivity = getActivity();
     EndToEndTestUtils.setupForAllTest(instrumentation, trackListActivity);
+    BigTestUtils.unlockAndWakeupDevice();
     startTime = System.currentTimeMillis();
   }