JetBrains/intellij-community — pull request #153 by asedunov (2014-02-21 14:47:31+00:00)
Title: Add extension point for postprocessing of usages in the course of Move refactoring

In Kotlin rebinding of PsiReference may require file analysis which can lead to poor performance when many usages are located in the same file. This extension point would allow to postpone reference update until the end of refactoring and avoid unnecessary analysis.