This is part of implementing single line text edit control in shadow DOM.
Created attachment 148079 [details] Patch 1 - WIP
Comment on attachment 148079 [details] Patch 1 - WIP Could you review this patch as architecture review? Possible options are: 1. Proceed as is 2. Making SingleLineTextEditField in this patch 3. Or, another Thanks in advance.
Comment on attachment 148079 [details] Patch 1 - WIP Attachment 148079 [details] did not pass qt-wk2-ews (qt): Output: http://queues.webkit.org/results/12821025
Comment on attachment 148079 [details] Patch 1 - WIP Attachment 148079 [details] did not pass mac-ews (mac): Output: http://queues.webkit.org/results/12982039
Comment on attachment 148079 [details] Patch 1 - WIP Attachment 148079 [details] did not pass qt-ews (qt): Output: http://queues.webkit.org/results/12985019
Comment on attachment 148079 [details] Patch 1 - WIP It seems making TextControlSingleLine shadow element derived from HTMLTextFormControlElement is better than set RenderTextControl free from HTMLTextFormControlElement.
Postpone until we improve test coverage.