UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2699.0 Safari/537.36

Steps to reproduce the problem:
1. Copy some text and then copy tab url
2. Paste it in a new tab and it will paste text + url.
3. Copy one more url and it will paste text + url +url

What is the expected behavior?
It should copy selected text end empty clipboard before it

What went wrong?
it just adds urls to clipboard until you select some text

Did this work before? N/A 

Chrome version: 51.0.2699.0  Channel: canary
OS Version: OS X 10.10.5
Flash Version: Shockwave Flash 21.0 r0
 

Deleted: copy_bug.mov 8.0 MB

copy_bug.mov 8.0 MB Download