[FE] Add getContextReceivers to CallableDescriptor interface

compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/intermediate/IrUtils.kt

@@ -88,6 +88,7 @@ private fun copyTypesFromExtensionAccessor(
             null,
             extensionAccessorDescriptor.extensionReceiverParameter?.copy(this),
             emptyList(),
+            emptyList(),
             extensionAccessorDescriptor.valueParameters.map { it.copy(this, it.name, it.index) },
             extensionAccessorDescriptor.returnType,
             accessorFunctionDescriptor.modality,

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/IrBasedDescriptors.kt

@@ -133,6 +133,8 @@ abstract class IrBasedCallableDescriptor<T : IrDeclaration>(owner: T) : Callable
 
     override fun getDispatchReceiverParameter(): ReceiverParameterDescriptor? = null
 
+    override fun getContextReceiverParameters(): List<ReceiverParameterDescriptor> = emptyList()
+
     override fun getTypeParameters(): List<TypeParameterDescriptor> {
         TODO("not implemented")
     }
@@ -859,6 +861,10 @@ open class IrBasedPropertyDescriptor(owner: IrProperty) :
     override fun getExtensionReceiverParameter() =
         owner.getter?.extensionReceiverParameter?.toIrBasedDescriptor() as? ReceiverParameterDescriptor
 
+    override fun getContextReceiverParameters(): List<ReceiverParameterDescriptor> {
+        TODO("Not yet implemented")
+    }
+
     override fun isExternal() = owner.isExternal
 
     override fun <R : Any?, D : Any?> accept(visitor: DeclarationDescriptorVisitor<R, D>?, data: D) =
@@ -1043,6 +1049,10 @@ open class IrBasedFieldDescriptor(owner: IrField) : PropertyDescriptor, IrBasedD
     override fun getExtensionReceiverParameter(): ReceiverParameterDescriptor? =
         owner.correspondingPropertySymbol?.owner?.toIrBasedDescriptor()?.extensionReceiverParameter
 
+    override fun getContextReceiverParameters(): List<ReceiverParameterDescriptor> {
+        TODO("Not yet implemented")
+    }
+
     override fun isExternal() = owner.isExternal
 
     override fun <R : Any?, D : Any?> accept(visitor: DeclarationDescriptorVisitor<R, D>?, data: D) =

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/IrBuiltInsOverDescriptors.kt

@@ -155,7 +155,7 @@ class IrBuiltInsOverDescriptors(
             returnKotlinType = typeParameterDescriptor.typeConstructor.makeNonNullType()
 
             initialize(
-                null, null, listOf(typeParameterDescriptor), listOf(valueParameterDescriptor), returnKotlinType,
+                null, null, listOf(), listOf(typeParameterDescriptor), listOf(valueParameterDescriptor), returnKotlinType,
                 Modality.FINAL, DescriptorVisibilities.PUBLIC
             )
         }

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/IrBuiltinFunctionDescriptor.kt

@@ -35,6 +35,7 @@ abstract class IrBuiltinOperatorDescriptorBase(containingDeclaration: Declaratio
     IrBuiltinOperatorDescriptor {
     override fun getDispatchReceiverParameter(): ReceiverParameterDescriptor? = null
     override fun getExtensionReceiverParameter(): ReceiverParameterDescriptor? = null
+    override fun getContextReceiverParameters(): List<ReceiverParameterDescriptor> = emptyList()
     override fun getOriginal(): SimpleFunctionDescriptor = this
     override fun substitute(substitutor: TypeSubstitutor): FunctionDescriptor = throw UnsupportedOperationException()
     override fun getOverriddenDescriptors(): Collection<FunctionDescriptor> = emptyList()

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/IrDelegateDescriptor.kt

@@ -67,7 +67,7 @@ abstract class IrDelegateDescriptorBase(
         /* isDelegated = */ true
     ) {
     init {
-        setType(delegateType, emptyList(), (containingDeclaration as? ClassDescriptor)?.thisAsReceiverParameter, null)
+        setType(delegateType, emptyList(), (containingDeclaration as? ClassDescriptor)?.thisAsReceiverParameter, null, emptyList())
     }
 
     final override fun setOutType(outType: KotlinType?) {