Go back to fixed width value. Trying to use a % is causing issues with the container expanding on long no-space lines. Also note, CodeMirror issue: <https://github.com/marijnh/CodeMirror/issues/1809>
<rdar://problem/14925829>
Created attachment 210693 [details] [PATCH] Proposed Fix
* STEPS TO REPRODUCE 1. Edit Breakpoint 2. Create "Evaluate JavaScript" breakpoint action 3. Type: document.getElementById("something").addEventListener => with width:100% the line doesn't wrap, instead the editor grows and messes up the popover
Comment on attachment 210693 [details] [PATCH] Proposed Fix Clearing flags on attachment: 210693 Committed r155169: <http://trac.webkit.org/changeset/155169>
All reviewed patches have been landed. Closing bug.