Remove useless casts after fixing subtyping for star projections

compiler/frontend.java/src/org/jetbrains/kotlin/load/kotlin/KotlinJvmCheckerProvider.kt

@@ -276,8 +276,7 @@ public class JavaNullabilityWarningsChecker : AdditionalTypeChecker {
             }
         }
         else {
-            // TODO: Compiler bug
+            doIfNotNull(dataFlowValue, c) {
-            doIfNotNull(dataFlowValue, c as ResolutionContext<*>) {
                 c.trace.report(Errors.UNNECESSARY_SAFE_CALL.on(c.call.getCallOperationNode().getPsi(), receiverArgument.getType()))
             }
         }

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/CallCompleter.kt

@@ -226,7 +226,7 @@ public class CallCompleter(
         if (valueArgument.isExternal()) return
 
         val expression = valueArgument.getArgumentExpression()
-        val deparenthesized = ArgumentTypeResolver.getLastElementDeparenthesized(expression, context as ResolutionContext<*>)
+        val deparenthesized = ArgumentTypeResolver.getLastElementDeparenthesized(expression, context)
         if (deparenthesized == null) return
 
         val recordedType = context.trace[BindingContext.EXPRESSION_TYPE, expression]
@@ -241,20 +241,20 @@ public class CallCompleter(
         // For the cases like 'foo(1)' the type of '1' depends on expected type (it can be Int, Byte, etc.),
         // so while the expected type is not known, it's IntegerValueType(1), and should be updated when the expected type is known.
         if (recordedType != null && !recordedType.getConstructor().isDenotable()) {
-            updatedType = ArgumentTypeResolver.updateResultArgumentTypeIfNotDenotable(context as ResolutionContext<*>, expression)
+            updatedType = ArgumentTypeResolver.updateResultArgumentTypeIfNotDenotable(context, expression)
         }
 
         updatedType = updateRecordedTypeForArgument(updatedType, recordedType, expression, context.trace)
 
         // While the expected type is not known, the function literal arguments are not analyzed (to analyze function literal bodies once),
         // but they should be analyzed when the expected type is known (during the call completion).
-        if (ArgumentTypeResolver.isFunctionLiteralArgument(expression, context as ResolutionContext<*>)) {
+        if (ArgumentTypeResolver.isFunctionLiteralArgument(expression, context)) {
             argumentTypeResolver.getFunctionLiteralTypeInfo(
-                    expression, ArgumentTypeResolver.getFunctionLiteralArgument(expression, context as ResolutionContext<*>),
+                    expression, ArgumentTypeResolver.getFunctionLiteralArgument(expression, context),
-                    context as CallResolutionContext<*>, RESOLVE_FUNCTION_ARGUMENTS)
+                    context, RESOLVE_FUNCTION_ARGUMENTS)
         }
 
-        DataFlowUtils.checkType(updatedType, deparenthesized, context as ResolutionContext<*>)
+        DataFlowUtils.checkType(updatedType, deparenthesized, context)
     }
 
     private fun completeCallForArgument(

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tasks/TaskPrioritizer.kt

@@ -176,7 +176,7 @@ public class TaskPrioritizer(private val storageManager: StorageManager) {
     ) {
         for (callableDescriptorCollector in c.callableDescriptorCollectors) {
             c.result.addCandidates {
-                val variantsForExplicitReceiver = SmartCastUtils.getSmartCastVariants(explicitReceiver, c.context as ResolutionContext<*>) //workaround KT-1969
+                val variantsForExplicitReceiver = SmartCastUtils.getSmartCastVariants(explicitReceiver, c.context)
                 val members = Lists.newArrayList<ResolutionCandidate<D>>()
                 for (type in variantsForExplicitReceiver) {
                     val membersForThisVariant = if (staticMembers) {

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/util/callUtil.kt

@@ -69,7 +69,7 @@ public fun <C: ResolutionContext<C>> Call.hasUnresolvedArguments(context: Resolu
     return arguments.any {
         argument ->
         val expressionType = context.trace.getBindingContext()[BindingContext.EXPRESSION_TYPE, argument]
-        argument != null && !ArgumentTypeResolver.isFunctionLiteralArgument(argument, context as ResolutionContext<*>)
+        argument != null && !ArgumentTypeResolver.isFunctionLiteralArgument(argument, context)
                 && (expressionType == null || expressionType.isError())
     }
 }