Make JetTypeMapper aware of SAM constructor arguments

This obsoletes 'replaceName' workaround that was present in ClosureCodegen but
missing in other crucial call sites of mapSignature, e.g. generation of
EnclosingMethod info

 #KT-6691 Fixed

compiler/frontend.java/src/org/jetbrains/kotlin/resolve/jvm/jvmSignature/JvmMethodSignature.java

@@ -58,13 +58,6 @@ public class JvmMethodSignature {
         return asmMethod.getReturnType();
     }
 
-    @NotNull
-    public JvmMethodSignature replaceName(@NotNull String newName) {
-        return newName.equals(asmMethod.getName()) ?
-               this :
-               new JvmMethodSignature(new Method(newName, asmMethod.getDescriptor()), genericsSignature, valueParameters);
-    }
-
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;