[BUGFIX] Avoid nonsense argument for the Size constructor

Author: oliverklee

CHANGELOG.md

@@ -47,6 +47,7 @@ Please also have a look at our
 
 ### Fixed
 
+- Avoid nonsense argument when calling the `Size` constructor (#814)
 - Don't render `rgb` colors with percentage values using hex notation (#803)
 - Parse `@font-face` `src` property as comma-delimited list (#790)
 - Fix type errors in PHP strict mode (#664)

config/phpstan-baseline.neon

@@ -6,12 +6,6 @@ parameters:
 			count: 2
 			path: ../src/OutputFormat.php
 
-		-
-			message: '#^Class Sabberworm\\CSS\\Value\\Size constructor invoked with 5 parameters, 1\-4 required\.$#'
-			identifier: arguments.count
-			count: 2
-			path: ../src/RuleSet/DeclarationBlock.php
-
 		-
 			message: '#^@covers value \\Sabberworm\\CSS\\Value\\Value\:\:parseValue\(\) references an invalid method\.$#'
 			identifier: phpunit.coversMethod

src/RuleSet/DeclarationBlock.php

@@ -396,8 +396,8 @@ public function expandBackgroundShorthand(): void
             'background-repeat' => ['repeat'],
             'background-attachment' => ['scroll'],
             'background-position' => [
-                new Size(0, '%', null, false, $this->iLineNo),
-                new Size(0, '%', null, false, $this->iLineNo),
+                new Size(0, '%', false, $this->iLineNo),
+                new Size(0, '%', false, $this->iLineNo),
             ],
         ];
         $mRuleValue = $oRule->getValue();