Steps to replicate the issue (include links if applicable):

• Go to to https://translate.wmcloud.org/text
• highlight the default text
• using backspace clear the text

What happens?:

• • source language is cleared
• target language is cleared

What should have happened instead?:

• • source language shout not be cleared
• target language shold not be cleared

Software version (skip for WMF-hosted wikis like Wikipedia):
MinT

Other information (browser name/version, screenshots, etc.):
google chrome