优化

app/src/main/java/io/legado/app/help/BookHelp.kt

@@ -11,7 +11,6 @@ import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.model.analyzeRule.AnalyzeUrl
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.utils.*
-import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.withContext
@@ -307,9 +306,7 @@ object BookHelp {
     private var replaceRules: List<ReplaceRule> = arrayListOf()
 
     @Synchronized
-    suspend fun upReplaceRules() {
-        withContext(IO) {
-            synchronized(this) {
+    fun upReplaceRules() {
         val o = bookOrigin
         bookName?.let {
             replaceRules = if (o.isNullOrEmpty()) {
@@ -319,8 +316,6 @@ object BookHelp {
             }
         }
     }
-        }
-    }
 
     suspend fun disposeContent(
         title: String,