Merge "Fix showing translated text if user switch back to original lauguage...

Merge "Fix showing translated text if user switch back to original lauguage quickly." into sc-v2-dev am: 7e2a96a4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15938347

Change-Id: Icaa9ef2c757e7519b360aca5afcf3c15a09b9001