FirRenderer: partially get rid of RenderMode

compiler/fir/cones/src/org/jetbrains/kotlin/fir/renderer/ConeTypeRenderer.kt

@@ -11,7 +11,13 @@ import org.jetbrains.kotlin.name.ClassId
 import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.contract
 
-open class ConeTypeRenderer(protected val builder: StringBuilder) {
+open class ConeTypeRenderer() {
+
+    lateinit var builder: StringBuilder
+
+    constructor(builder: StringBuilder) : this() {
+        this.builder = builder
+    }
 
     open fun renderAsPossibleFunctionType(
         type: ConeKotlinType, renderType: ConeTypeProjection.() -> Unit = { render() }

compiler/fir/cones/src/org/jetbrains/kotlin/fir/renderer/ConeTypeRendererForDebugging.kt

@@ -8,7 +8,12 @@ package org.jetbrains.kotlin.fir.renderer
 import org.jetbrains.kotlin.fir.types.ConeKotlinType
 import org.jetbrains.kotlin.fir.types.ConeTypeProjection
 
-class ConeTypeRendererForDebugging(builder: StringBuilder) : ConeTypeRendererWithFqNames(builder) {
+class ConeTypeRendererForDebugging() : ConeTypeRendererWithFqNames() {
+
+    constructor(builder: StringBuilder) : this() {
+        this.builder = builder
+    }
+
     override fun renderAsPossibleFunctionType(type: ConeKotlinType, renderType: ConeTypeProjection.() -> Unit) {
         builder.append("R|")
         super.renderAsPossibleFunctionType(type, renderType)

compiler/fir/cones/src/org/jetbrains/kotlin/fir/renderer/ConeTypeRendererWithFqNames.kt

@@ -7,7 +7,12 @@ package org.jetbrains.kotlin.fir.renderer
 
 import org.jetbrains.kotlin.name.ClassId
 
-open class ConeTypeRendererWithFqNames(builder: StringBuilder) : ConeTypeRenderer(builder) {
+open class ConeTypeRendererWithFqNames() : ConeTypeRenderer() {
+
+    constructor(builder: StringBuilder) : this() {
+        this.builder = builder
+    }
+
     override fun ClassId.render() {
         builder.append(asString())
     }