Revert "[light classes] drop old light classes and backend: iteration #2"

This reverts commit 97ce502cbe.

compiler/testData/asJava/script/ide/HelloWorld.java

@@ -1,6 +1,6 @@
 public class HelloWorld /* HelloWorld*/ extends kotlin.script.templates.standard.ScriptTemplateWithArgs {
-  public  HelloWorld(java.lang.String[]);//  .ctor(java.lang.String[])
+  public  HelloWorld();//  .ctor()
 
   public static final void main(java.lang.String[]);//  main(java.lang.String[])
 
-}
+}

compiler/testData/asJava/script/ide/HelloWorld.kts

@@ -1,3 +1,5 @@
 // HelloWorld
 
 println("Hello world!")
+
+// LAZINESS:NoLaziness

compiler/testData/asJava/script/ide/InnerClasses.java

@@ -1,5 +1,5 @@
 public class InnerClasses /* InnerClasses*/ extends kotlin.script.templates.standard.ScriptTemplateWithArgs {
-  public  InnerClasses(java.lang.String[]);//  .ctor(java.lang.String[])
+  public  InnerClasses();//  .ctor()
 
   public static final void main(java.lang.String[]);//  main(java.lang.String[])
 
@@ -23,4 +23,4 @@ public static final class Baz /* InnerClasses.Bar.Baz*/ {
 
   public final void doSomething();//  doSomething()
 
-}}}
+}}}

compiler/testData/asJava/script/ide/InnerClasses.kts

@@ -11,3 +11,5 @@ class Bar(val a: Int) {
         }
     }
 }
+
+// LAZINESS:NoLaziness