Merge branch 'fix/#649-correct-compress-parameter-used-in-internal-class-integration-test' into 2.10.x

Fix #649

Author: Ocramius

tests/language-feature-scripts/lazy-loading-value-holder-internal-php-classes.phpt

@@ -25,8 +25,8 @@ $factory
         $initializer = null;
         $wrapped     = new PharMock();
     })
-    ->compress('Lazy Loaded!');
+    ->compress(123);
 
 ?>
 --EXPECT--
-Lazy Loaded!
+123