Version: 51.0.2704.106
OS: Linux

What steps will reproduce the problem?
(1)In the console: x = [1,2,3,4,5];
(2)Hit enter
(3)Triple click anywhere on the line "x = [1,2,3,4,5]" to select it
(4)Ctrl+C
(5)Click back to the console, Ctrl+V

What is the expected output?
Just the line "x = [1,2,3,4,5]" was copied

What do you see instead?
x = [1,2,3,4,5];
[1, 2, 3, 4, 5]

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