[NI] Minor. Fixes after review

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/KotlinCallCompleter.kt

@@ -31,7 +31,6 @@ import org.jetbrains.kotlin.resolve.calls.inference.model.NotEnoughInformationFo
 import org.jetbrains.kotlin.resolve.calls.inference.returnTypeOrNothing
 import org.jetbrains.kotlin.resolve.calls.inference.substituteAndApproximateCapturedTypes
 import org.jetbrains.kotlin.resolve.calls.model.*
-import org.jetbrains.kotlin.resolve.calls.tower.ResolutionCandidateApplicability
 import org.jetbrains.kotlin.resolve.calls.tower.ResolutionCandidateStatus
 import org.jetbrains.kotlin.types.TypeApproximator
 import org.jetbrains.kotlin.types.TypeApproximatorConfiguration
@@ -220,8 +219,8 @@ class KotlinCallCompleter(
         lambda.analyzed = true
         lambda.resultArguments = resolutionCallbacks.analyzeAndGetLambdaResultArguments(lambda.outerCall, lambda.argument, lambda.isSuspend, receiver, parameters, expectedType)
 
-        for (innerCall in lambda.resultArguments) {
+        for (resultLambdaArgument in lambda.resultArguments) {
-            checkSimpleArgument(c.getBuilder(), innerCall, lambda.returnType.let(::substitute))
+            checkSimpleArgument(c.getBuilder(), resultLambdaArgument, lambda.returnType.let(::substitute))
         }
 
         if (lambda.resultArguments.isEmpty()) {

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/PostponeArgumentsChecks.kt

@@ -28,7 +28,7 @@ import org.jetbrains.kotlin.types.typeUtil.builtIns
 fun createPostponedArgumentAndPerformInitialChecks(
         kotlinCall: KotlinCall,
         csBuilder: ConstraintSystemBuilder,
-        argument: PostponableCallArgument,
+        argument: PostponableKotlinCallArgument,
         parameterDescriptor: ValueParameterDescriptor,
         postponeCallableReferenceArguments: MutableList<PostponeCallableReferenceArgument>
 ): KotlinCallDiagnostic? {

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ResolutionParts.kt

@@ -235,9 +235,11 @@ internal object CheckArguments : ResolutionPart {
             for (argument in resolvedCallArgument.arguments) {
 
                 val diagnostic = when (argument) {
-                    is SimpleKotlinCallArgument -> checkSimpleArgument(csBuilder, argument, argument.getExpectedType(parameterDescriptor))
+                    is SimpleKotlinCallArgument ->
-                    is PostponableCallArgument ->
+                        checkSimpleArgument(csBuilder, argument, argument.getExpectedType(parameterDescriptor))
-                        createPostponedArgumentAndPerformInitialChecks(kotlinCall, csBuilder, argument, parameterDescriptor, postponeCallableReferenceArguments)
+                    is PostponableKotlinCallArgument ->
+                        createPostponedArgumentAndPerformInitialChecks(
+                            kotlinCall, csBuilder, argument, parameterDescriptor, postponeCallableReferenceArguments)
                     else -> unexpectedArgument(argument)
                 }
                 diagnostics.addIfNotNull(diagnostic)

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/model/KotlinCallArguments.kt

@@ -39,7 +39,7 @@ interface KotlinCallArgument {
     val argumentName: Name?
 }
 
-interface PostponableCallArgument : KotlinCallArgument
+interface PostponableKotlinCallArgument : KotlinCallArgument
 
 interface SimpleKotlinCallArgument : KotlinCallArgument, ReceiverKotlinCallArgument {
     override val receiver: ReceiverValueWithSmartCastInfo
@@ -53,7 +53,7 @@ interface SubKotlinCallArgument : SimpleKotlinCallArgument {
     val resolvedCall: ResolvedKotlinCall.OnlyResolvedKotlinCall
 }
 
-interface LambdaKotlinCallArgument : PostponableCallArgument {
+interface LambdaKotlinCallArgument : PostponableKotlinCallArgument {
     override val isSpread: Boolean
         get() = false
 
@@ -112,7 +112,7 @@ sealed class LHSResult {
     object Empty: LHSResult()
 }
 
-interface CallableReferenceKotlinCallArgument : PostponableCallArgument {
+interface CallableReferenceKotlinCallArgument : PostponableKotlinCallArgument {
     override val isSpread: Boolean
         get() = false
 
@@ -121,7 +121,7 @@ interface CallableReferenceKotlinCallArgument : PostponableCallArgument {
     val rhsName: Name
 }
 
-interface CollectionLiteralKotlinCallArgument : PostponableCallArgument
+interface CollectionLiteralKotlinCallArgument : PostponableKotlinCallArgument
 
 interface TypeArgument