Code refactor

No need to call `atNextPhase` in `transformTemplate`, as the current
phase there is already at the end of the miniphase group.

Author: liufengyun

compiler/src/dotty/tools/dotc/transform/SpecializedApplyMethods.scala

@@ -55,7 +55,7 @@ class SpecializedApplyMethods extends MiniPhase with InfoTransformer {
 
   /** Add symbols for specialized methods to FunctionN */
   override def transformInfo(tp: Type, sym: Symbol)(using Context) = tp match {
-    case tp: ClassInfo if defn.isPlainFunctionClass(sym) => {
+    case tp: ClassInfo if defn.isPlainFunctionClass(sym) =>
       sym.name.functionArity match {
         case 0 =>
           val scope = tp.decls.cloneScope
@@ -72,10 +72,9 @@ class SpecializedApplyMethods extends MiniPhase with InfoTransformer {
           specFun2 { (t1, t2, r) => scope.enter(specApplySymbol(sym, List(t1, t2), r)) }
           tp.derivedClassInfo(decls = scope)
 
-        case _ =>
-          tp
+        case _ => tp
       }
-    }
+
     case _ => tp
   }
 
@@ -88,7 +87,7 @@ class SpecializedApplyMethods extends MiniPhase with InfoTransformer {
     def synthesizeApply(names: collection.Set[TermName]): Tree = {
       val applyBuf = new mutable.ListBuffer[DefDef]
       names.foreach { name =>
-        val applySym = atNextPhase(cls.info.decls.lookup(name))
+        val applySym = cls.info.decls.lookup(name)
         val ddef = DefDef(
           applySym.asTerm,
           { vparamss =>