drop return type declaration

The configured memory limit can exceed the range that can be represented by an integer.
symfony · fabpot · Nov 22, 2019 · Nov 22, 2019 · Nov 22, 2019 · 93685026b0d91ecdc0959b8a971a5c8985ee405c
commit 93685026b0d91ecdc0959b8a971a5c8985ee405c
diff --git a/src/Symfony/Component/HttpKernel/DataCollector/MemoryDataCollector.php b/src/Symfony/Component/HttpKernel/DataCollector/MemoryDataCollector.php
@@ -93,7 +93,10 @@ public function getName()
         return 'memory';
     }
 
-    private function convertToBytes(string $memoryLimit): int
+    /**
+     * @return int|float
+     */
+    private function convertToBytes(string $memoryLimit)
     {
         if ('-1' === $memoryLimit) {
             return -1;