[IR] Renamed a lowering

Former CallableReferenceLowering actually only lowers function references,
property references are lowered in DelegationLowering

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanLoweringPhases.kt

@@ -290,10 +290,10 @@ internal val delegationPhase = makeKonanFileLoweringPhase(
         description = "Delegation lowering"
 )
 
-internal val callableReferencePhase = makeKonanFileLoweringPhase(
-        ::CallableReferenceLowering,
-        name = "CallableReference",
-        description = "Callable references lowering",
+internal val functionReferencePhase = makeKonanFileLoweringPhase(
+        ::FunctionReferenceLowering,
+        name = "FunctionReference",
+        description = "Function references lowering",
         prerequisite = setOf(delegationPhase) // TODO: make weak dependency on `testProcessorPhase`
 )
 
@@ -301,14 +301,14 @@ internal val interopPhase = makeKonanFileLoweringPhase(
         ::InteropLowering,
         name = "Interop",
         description = "Interop lowering",
-        prerequisite = setOf(inlinePhase, localFunctionsPhase, callableReferencePhase)
+        prerequisite = setOf(inlinePhase, localFunctionsPhase, functionReferencePhase)
 )
 
 internal val varargPhase = makeKonanFileLoweringPhase(
         ::VarargInjectionLowering,
         name = "Vararg",
         description = "Vararg lowering",
-        prerequisite = setOf(callableReferencePhase, defaultParameterExtentPhase, interopPhase)
+        prerequisite = setOf(functionReferencePhase, defaultParameterExtentPhase, interopPhase)
 )
 
 internal val compileTimeEvaluatePhase = makeKonanFileLoweringPhase(

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/ToplevelPhases.kt

@@ -376,7 +376,7 @@ internal val allLoweringsPhase = NamedCompilerPhase(
                             testProcessorPhase,
                             enumClassPhase,
                             delegationPhase,
-                            callableReferencePhase,
+                            functionReferencePhase,
                             interopPhase,
                             varargPhase,
                             compileTimeEvaluatePhase,

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/cgen/CBridgeGen.kt

@@ -42,7 +42,7 @@ import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.types.Variance
 import org.jetbrains.kotlin.util.OperatorNameConventions
 import org.jetbrains.kotlin.backend.konan.getObjCMethodInfo
-import org.jetbrains.kotlin.backend.konan.lower.CallableReferenceLowering
+import org.jetbrains.kotlin.backend.konan.lower.FunctionReferenceLowering
 import org.jetbrains.kotlin.builtins.StandardNames
 import org.jetbrains.kotlin.ir.descriptors.*
 
@@ -263,7 +263,7 @@ private fun <R> KotlinToCCallBuilder.handleArgumentForVarargParameter(
             } else {
                 stubs.throwCompilerError(initializer, "unexpected initializer")
             }
-        } else if (variable is IrValueParameter && CallableReferenceLowering.isLoweredCallableReference(variable)) {
+        } else if (variable is IrValueParameter && FunctionReferenceLowering.isLoweredFunctionReference(variable)) {
             val location = variable.parent // Parameter itself has incorrect location.
             val kind = if (this.isObjCMethod) "Objective-C methods" else "C functions"
             stubs.reportError(location, "callable references to variadic $kind are not supported")

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/FunctionReferenceLowering.kt

@@ -40,12 +40,12 @@ import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
 
-internal class CallableReferenceLowering(val context: Context): FileLoweringPass {
+internal class FunctionReferenceLowering(val context: Context): FileLoweringPass {
 
     private object DECLARATION_ORIGIN_FUNCTION_REFERENCE_IMPL : IrDeclarationOriginImpl("FUNCTION_REFERENCE_IMPL")
 
     companion object {
-        fun isLoweredCallableReference(declaration: IrDeclaration): Boolean =
+        fun isLoweredFunctionReference(declaration: IrDeclaration): Boolean =
                 declaration.origin == DECLARATION_ORIGIN_FUNCTION_REFERENCE_IMPL
     }