Screenshots info is not updated when device is plugged in MTP mode

When device is connected as MTP mode and user opens folder
/sdcard/Pictures/Screenshots/ in windows system and captures new
screenshot, image information is always shown as 0 KB

Issue: https://code.google.com/p/android/issues/detail?id=56204

Change-Id: I86d8e1ee54c0d8b2008b5f6bc0de2cac3faafc20