It is expected that Cmd--Shift-Up/Down will extend selection to the beginning/end of the current line/paragraph.
            
- relates to
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                    JDK-8118417 [TextArea] Triple click does not work as expected -           
- Closed
 
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                    JDK-8128597 [TextArea] Cmd-Up/Down shortcuts do not work -           
- Resolved
 
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