Fix missing parameters in DummyShow methods

Author: Tobias Bordenca

tests/run/tasty-custom-show/quoted_1.scala

@@ -43,11 +43,11 @@ object Macros {
 
 class DummyShow[T <: Tasty with Singleton](tasty0: T) extends Show[T](tasty0) {
   import tasty._
-  def showTree(tree: Tree)(implicit ctx: Context): String = "Tree"
-  def showCaseDef(caseDef: CaseDef)(implicit ctx: Context): String = "CaseDef"
-  def showPattern(pattern: Pattern)(implicit ctx: Context): String = "Pattern"
-  def showTypeOrBoundsTree(tpt: TypeOrBoundsTree)(implicit ctx: Context): String = "TypeOrBoundsTree"
-  def showTypeOrBounds(tpe: TypeOrBounds)(implicit ctx: Context): String = "TypeOrBounds"
-  def showConstant(const: Constant)(implicit ctx: Context): String = "Constant"
-  def showSymbol(symbol: Symbol)(implicit ctx: Context): String = "Symbol"
+  def showTree(tree: Tree, withColors: Boolean = false)(implicit ctx: Context): String = "Tree"
+  def showCaseDef(caseDef: CaseDef, withColors: Boolean = false)(implicit ctx: Context): String = "CaseDef"
+  def showPattern(pattern: Pattern, withColors: Boolean = false)(implicit ctx: Context): String = "Pattern"
+  def showTypeOrBoundsTree(tpt: TypeOrBoundsTree, withColors: Boolean = false)(implicit ctx: Context): String = "TypeOrBoundsTree"
+  def showTypeOrBounds(tpe: TypeOrBounds, withColors: Boolean = false)(implicit ctx: Context): String = "TypeOrBounds"
+  def showConstant(const: Constant, withColors: Boolean = false)(implicit ctx: Context): String = "Constant"
+  def showSymbol(symbol: Symbol, withColors: Boolean = false)(implicit ctx: Context): String = "Symbol"
 }