[Webkit-unassigned] [Bug 137918] Use references instead of pointers in EditingStyle

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=137918

--- Comment #5 from Chris Dumez <cdumez at apple.com> ---
Comment on attachment 241109
  --> https://bugs.webkit.org/attachment.cgi?id=241109
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=241109&action=review

> Source/WebCore/editing/EditingStyle.cpp:673
> +        return triStateOfStyle(*EditingStyle::styleAtSelectionStart(selection));

EditingStyle::styleAtSelectionStart() can return null, why is it safe?

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