Parse manifest file with app.service_worker.script.

base/test/values_test_util.h

Index: base/test/values_test_util.h
diff --git a/base/test/values_test_util.h b/base/test/values_test_util.h
index 86d91c3868f0cca38b93f6381756eb0689c9903c..500e94d03ad73fd2050eebeff883c4a9d3a8a5b7 100644
--- a/base/test/values_test_util.h
+++ b/base/test/values_test_util.h
@@ -50,6 +50,12 @@ namespace test {
 // failure and returns the Null Value (but never a NULL pointer).
 scoped_ptr<Value> ParseJson(base::StringPiece json);
 
+// Parses |json| allowing trailing commas and replacing single quotes with
+// double quotes for test readability. If the json fails to parse, returns an
+// empty dictionary and causes an EXPECT failure.
+scoped_ptr<DictionaryValue> ParseJsonDictionaryWithSingleQuotes(
+    std::string json);
+
 }  // namespace test
 }  // namespace base