1386504 - Members of HTMLEditor should be sorted for memory alignment

Status: NEW

(Core :: DOM: Editor, enhancement, P3)

Description

[Masayuki Nakano [:masayuki] (he/him)(JST, +0900)(PTO: 9/19-9/27)]

https://searchfox.org/mozilla-central/rev/bbc1c59e460a27b20929b56489e2e55438de81fa/editor/libeditor/HTMLEditRules.h#431-449
> protected:
>   HTMLEditor* mHTMLEditor;
>   RefPtr<nsRange> mDocChangeRange;
>   bool mListenerEnabled;
>   bool mReturnInEmptyLIKillsList;
>   bool mDidDeleteSelection;
>   bool mDidRangedDelete;
>   bool mRestoreContentEditableCount;
>   RefPtr<nsRange> mUtilRange;
>   // Need to remember an int across willJoin/didJoin...
>   uint32_t mJoinOffset;
>   nsCOMPtr<Element> mNewBlock;
>   RefPtr<RangeItem> mRangeItem;
> 
>   // XXX In strict speaking, mCachedStyles isn't enough to cache inline styles
>   //     because inline style can be specified with "style" attribute and/or
>   //     CSS in <style> elements or CSS files.  So, we need to look for better
>   //     implementation about this.
>   StyleCache mCachedStyles[SIZE_STYLE_TABLE];

Perhaps, we can reduce 8 bytes on x64 build.

FYI: The patch for bug 1386480 will touch one of the members.