Remove experimental coroutines support. Part 2

compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/coroutineCodegenUtil.kt

@@ -98,12 +98,11 @@ const val CONTINUATION_VARIABLE_NAME = "\$continuation"
 // and fake `this` expression that used as argument for second parameter
 fun ResolvedCall<*>.replaceSuspensionFunctionWithRealDescriptor(
     project: Project,
-    bindingContext: BindingContext,
-    isReleaseCoroutines: Boolean
+    bindingContext: BindingContext
 ): ResolvedCallWithRealDescriptor? {
     if (this is VariableAsFunctionResolvedCall) {
         val replacedFunctionCall =
-            functionCall.replaceSuspensionFunctionWithRealDescriptor(project, bindingContext, isReleaseCoroutines)
+            functionCall.replaceSuspensionFunctionWithRealDescriptor(project, bindingContext)
                 ?: return null
 
         @Suppress("UNCHECKED_CAST")
@@ -161,8 +160,7 @@ fun ResolvedCall<*>.replaceSuspensionFunctionWithRealDescriptor(
 fun ResolvedCall<*>.replaceSuspensionFunctionWithRealDescriptor(state: GenerationState): ResolvedCallWithRealDescriptor? =
     replaceSuspensionFunctionWithRealDescriptor(
         state.project,
-        state.bindingContext,
-        state.languageVersionSettings.supportsFeature(LanguageFeature.ReleaseCoroutines)
+        state.bindingContext
     )
 
 private fun ResolvedCall<VariableDescriptor>.asMutableResolvedCall(bindingContext: BindingContext): MutableResolvedCall<VariableDescriptor> {

compiler/backend/src/org/jetbrains/kotlin/codegen/serialization/JvmSerializerExtension.kt

@@ -406,8 +406,4 @@ class JvmSerializerExtension @JvmOverloads constructor(
             return builder.build()
         }
     }
-
-    override fun releaseCoroutines(): Boolean {
-        return languageVersionSettings.supportsFeature(LanguageFeature.ReleaseCoroutines)
-    }
 }

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

@@ -92,7 +92,6 @@ class KotlinTypeMapper @JvmOverloads constructor(
     private val typePreprocessor: ((KotlinType) -> KotlinType?)? = null,
     private val namePreprocessor: ((ClassDescriptor) -> String?)? = null
 ) : KotlinTypeMapperBase() {
-    private val isReleaseCoroutines = languageVersionSettings.supportsFeature(LanguageFeature.ReleaseCoroutines)
     val jvmDefaultMode = languageVersionSettings.getFlag(JvmAnalysisFlags.jvmDefaultMode)
     var useOldManglingRulesForFunctionAcceptingInlineClass: Boolean = useOldInlineClassesManglingScheme
         set(value) {
@@ -126,10 +125,6 @@ class KotlinTypeMapper @JvmOverloads constructor(
             }
         }
 
-        override fun releaseCoroutines(): Boolean {
-            return isReleaseCoroutines
-        }
-
         override fun preprocessType(kotlinType: KotlinType): KotlinType? {
             return typePreprocessor?.invoke(kotlinType)
         }