Support (de)serialization from command-line

tests/compiler/dart2js/serialization/compilation_test.dart

Index: tests/compiler/dart2js/serialization/compilation_test.dart
diff --git a/tests/compiler/dart2js/serialization/compilation_test.dart b/tests/compiler/dart2js/serialization/compilation_test.dart
index 65543d53f9ff17a8e14bd4faeaf42a81b4104c5e..4bb7467ab6a9119ab84bcf25052d9bb0c1195acb 100644
--- a/tests/compiler/dart2js/serialization/compilation_test.dart
+++ b/tests/compiler/dart2js/serialization/compilation_test.dart
@@ -12,6 +12,7 @@ import 'package:compiler/src/common/backend_api.dart';
 import 'package:compiler/src/common/names.dart';
 import 'package:compiler/src/compiler.dart';
 import 'package:compiler/src/filenames.dart';
+import 'package:compiler/src/serialization/system.dart';
 import '../memory_compiler.dart';
 import 'helper.dart';
 import 'test_data.dart';
@@ -52,7 +53,7 @@ Future compile(String serializedData, Uri entryPoint, Test test,
       options: [],
       outputProvider: outputCollector,
       beforeRun: (Compiler compiler) {
-        deserialize(compiler, serializedData);
+        compiler.serialization.deserializeFromText(serializedData);
       });
   if (verbose) {
     print(outputCollector.getOutput('', 'js'));