Use 5.3 compatible array syntax

src/Composer/Autoload/AutoloadGenerator.php

@@ -606,7 +606,7 @@ METHOD_FOOTER;
 function composerRequire$suffix(\$file)
 {
     if (empty(\$GLOBALS['composerRequiredFiles'])) {
-        \$GLOBALS['composerRequiredFiles'] = [];
+        \$GLOBALS['composerRequiredFiles'] = array();
     }
     \$fileSignature = md5_file(\$file);
 

tests/Composer/Test/Autoload/Fixtures/autoload_real_files_by_dependency.php

@@ -52,7 +52,7 @@ class ComposerAutoloaderInitFilesAutoloadOrder
 function composerRequireFilesAutoloadOrder($file)
 {
     if (empty($GLOBALS['composerRequiredFiles'])) {
-        $GLOBALS['composerRequiredFiles'] = [];
+        $GLOBALS['composerRequiredFiles'] = array();
     }
     $fileSignature = md5_file($file);
 

tests/Composer/Test/Autoload/Fixtures/autoload_real_functions.php

@@ -52,7 +52,7 @@ class ComposerAutoloaderInitFilesAutoload
 function composerRequireFilesAutoload($file)
 {
     if (empty($GLOBALS['composerRequiredFiles'])) {
-        $GLOBALS['composerRequiredFiles'] = [];
+        $GLOBALS['composerRequiredFiles'] = array();
     }
     $fileSignature = md5_file($file);
 

tests/Composer/Test/Autoload/Fixtures/autoload_real_include_path.php

@@ -68,7 +68,7 @@ class ComposerAutoloaderInitIncludePath
 function composerRequireIncludePath($file)
 {
     if (empty($GLOBALS['composerRequiredFiles'])) {
-        $GLOBALS['composerRequiredFiles'] = [];
+        $GLOBALS['composerRequiredFiles'] = array();
     }
     $fileSignature = md5_file($file);
 

tests/Composer/Test/Autoload/Fixtures/autoload_real_target_dir.php

@@ -72,7 +72,7 @@ class ComposerAutoloaderInitTargetDir
 function composerRequireTargetDir($file)
 {
     if (empty($GLOBALS['composerRequiredFiles'])) {
-        $GLOBALS['composerRequiredFiles'] = [];
+        $GLOBALS['composerRequiredFiles'] = array();
     }
     $fileSignature = md5_file($file);