Fix sbt scripted tests after refactor in #9343

Author: smarter

sbt-dotty/sbt-test/sbt-dotty/analyzer-plugin/plugin/Analyzer.scala

@@ -4,6 +4,7 @@ import scala.language.implicitConversions
 
 import dotty.tools.dotc._
 import core._
+import Symbols._
 import Contexts.Context
 import plugins._
 import Phases.Phase
@@ -45,8 +46,8 @@ class InitChecker extends PluginPhase {
   private def checkRef(tree: Tree)(implicit ctx: Context): Tree =
     if (!checkable(tree.symbol)) tree
     else {
-      val helloPkgSym = ctx.requiredPackage("hello").moduleClass
-      val libPkgSym = ctx.requiredPackage("lib").moduleClass
+      val helloPkgSym = requiredPackage("hello").moduleClass
+      val libPkgSym = requiredPackage("lib").moduleClass
       val enclosingPkg = tree.symbol.enclosingPackageClass
 
       if (enclosingPkg == helloPkgSym) {  // source code

sbt-dotty/sbt-test/sbt-dotty/compiler-plugin/plugin/DivideZero.scala

@@ -8,7 +8,7 @@ import Phases.Phase
 import ast.tpd
 import transform.MegaPhase.MiniPhase
 import Decorators._
-import Symbols.Symbol
+import Symbols._
 import Constants.Constant
 import transform.{Pickler, Staging}
 
@@ -26,7 +26,7 @@ class DivideZero extends PluginPhase with StandardPlugin {
 
   private def isNumericDivide(sym: Symbol)(implicit ctx: Context): Boolean = {
     def test(tpe: String): Boolean =
-      (sym.owner eq ctx.requiredClass(tpe)) && sym.name.show == "/"
+      (sym.owner eq requiredClass(tpe)) && sym.name.show == "/"
 
     test("scala.Int") || test("scala.Long") || test("scala.Short") || test("scala.Float") || test("scala.Double")
   }
@@ -38,4 +38,4 @@ class DivideZero extends PluginPhase with StandardPlugin {
     case _ =>
       tree
   }
-}
+}