[scripting] Move earlierScripts to the frontend descriptor

^KT-20488 fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/ScriptCodegen.kt

@@ -79,10 +79,7 @@ class ScriptCodegen private constructor(
             classBuilder: ClassBuilder,
             methodContext: MethodContext
     ) {
-        val jvmSignature = typeMapper.mapScriptSignature(
-            scriptDescriptor,
-            scriptContext.earlierScripts
-        )
+        val jvmSignature = typeMapper.mapScriptSignature(scriptDescriptor)
         val asmMethod = jvmSignature.asmMethod
 
         scriptContext.resultFieldInfo?.let { resultFieldInfo ->
@@ -129,7 +126,7 @@ class ScriptCodegen private constructor(
                 field.store(value, iv)
             }
 
-            if (!scriptContext.earlierScripts.isEmpty()) {
+            if (scriptContext.scriptDescriptor.isReplScript) {
                 val scriptsParamIndex = frameMap.enterTemp(AsmUtil.getArrayType(OBJECT_TYPE))
 
                 scriptContext.earlierScripts.forEachIndexed { earlierScriptIndex, earlierScript ->

compiler/backend/src/org/jetbrains/kotlin/codegen/context/ScriptContext.kt

@@ -67,8 +67,10 @@ class ScriptContext(
         }
     }
 
+    private val ctorExplicitParametersStart = if (scriptDescriptor.earlierScriptsConstructorParameter == null) 0 else 1
+
     private val ctorImplicitReceiversParametersStart =
-        (scriptDescriptor.getSuperClassNotAny()?.unsubstitutedPrimaryConstructor?.valueParameters?.size ?: 0)
+        ctorExplicitParametersStart + (scriptDescriptor.getSuperClassNotAny()?.unsubstitutedPrimaryConstructor?.valueParameters?.size ?: 0)
 
     private val ctorProvidedPropertiesParametersStart =
         ctorImplicitReceiversParametersStart + scriptDescriptor.implicitReceivers.size

compiler/backend/src/org/jetbrains/kotlin/codegen/state/KotlinTypeMapper.kt

@@ -1204,15 +1204,11 @@ class KotlinTypeMapper @JvmOverloads constructor(
         return Method(name, desc)
     }
 
-    fun mapScriptSignature(script: ScriptDescriptor, importedScripts: List<ScriptDescriptor>): JvmMethodSignature {
+    fun mapScriptSignature(script: ScriptDescriptor): JvmMethodSignature {
         val sw = BothSignatureWriter(BothSignatureWriter.Mode.METHOD)
 
         sw.writeParametersStart()
 
-        if (importedScripts.isNotEmpty()) {
-            writeParameter(sw, script.module.builtIns.array.defaultType, null)
-        }
-
         for (valueParameter in script.unsubstitutedPrimaryConstructor.valueParameters) {
             writeParameter(sw, valueParameter.type, null)/* callableDescriptor = */
         }