[Native] Move irByte from IrUtils2

We already have similar functions in `ExpressionHelpers`. Makes
sense to keep them together.

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/builders/ExpressionHelpers.kt

@@ -345,6 +345,12 @@ fun IrBuilderWithScope.irReinterpretCast(argument: IrExpression, type: IrType) =
 fun IrBuilderWithScope.irSamConversion(argument: IrExpression, type: IrType) =
     typeOperator(type, argument, IrTypeOperator.SAM_CONVERSION, type)
 
+fun IrBuilderWithScope.irByte(value: Byte) =
+    IrConstImpl.byte(startOffset, endOffset, context.irBuiltIns.byteType, value)
+
+fun IrBuilderWithScope.irShort(value: Short) =
+    IrConstImpl.short(startOffset, endOffset, context.irBuiltIns.shortType, value)
+
 fun IrBuilderWithScope.irInt(value: Int, type: IrType = context.irBuiltIns.intType) =
     IrConstImpl.int(startOffset, endOffset, type, value)
 

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/ir/util/IrUtils2.kt

@@ -32,8 +32,5 @@ fun IrBuilderWithScope.irCatch() =
                 )
         )
 
-fun IrBuilderWithScope.irByte(value: Byte) =
-        IrConstImpl.byte(startOffset, endOffset, context.irBuiltIns.byteType, value)
-
 val IrField.hasNonConstInitializer: Boolean
     get() = initializer?.expression.let { it != null && it !is IrConst<*> && it !is IrConstantValue }