出典:Wiktionary
de- + virtualize
devirtualize (三人称単数 現在形 devirtualizes, 現在分詞 devirtualizing, 過去形および過去分詞形 devirtualized)
this cannot be inlined, the Compiler's ability to devirtualize prototype methods is even more important in terms of reducing the size of compiled code. By devirtualizing methods and removing references to this, more methods become functions that are candidates for inlining.