AdobeReader: Updated workload to work with latest version.

The 'My Documents' element that the workload used to check for completed
setup has been removed in the latest version, now checks for the
text itself which is also present in previous versions.

wlauto/workloads/adobereader/uiauto/src/com/arm/wlauto/uiauto/UiAutomation.java

@@ -116,8 +116,8 @@ public class UiAutomation extends UxPerfUiAutomation implements ApplaunchInterfa
             tapDisplayCentre();
         }
 
-        UiObject actionBarTitle = getUiObjectByDescription("My Documents",
-                                                           "android.widget.LinearLayout");
+        UiObject actionBarTitle = new UiObject(new UiSelector().textContains("My Documents")
+                                                .className("android.widget.TextView"));
         actionBarTitle.waitForExists(uiAutoTimeout);
     }