feat: 优化代码

app/src/main/java/io/legado/app/constant/EventBus.kt

@@ -11,7 +11,6 @@ object EventBus {
     const val TIME_CHANGED = "timeChanged"
     const val UP_CONFIG = "upConfig"
     const val OPEN_CHAPTER = "openChapter"
-    const val REPLACE = "replace"
     const val AUDIO_SUB_TITLE = "audioSubTitle"
     const val AUDIO_STATE = "audioState"
     const val AUDIO_PROGRESS = "audioProgress"

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -735,9 +735,6 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_boo
                 }
             }
         }
-        observeEvent<String>(EventBus.REPLACE) {
-            ReplaceEditDialog().show(supportFragmentManager, "replaceEditDialog")
-        }
         observeEvent<Boolean>(PreferKey.keepLight) {
             upScreenTimeOut()
         }