Adds option for JSON reader to allow invalid utf characters

base/json/json_value_serializer_unittest.cc

Index: base/json/json_value_serializer_unittest.cc
diff --git a/base/json/json_value_serializer_unittest.cc b/base/json/json_value_serializer_unittest.cc
index 5bf07fd386cde55f45f30a3300ec6188d7430d10..43ddc9c4574cd63b5d5a3a2fb8523a3986ef5079 100644
--- a/base/json/json_value_serializer_unittest.cc
+++ b/base/json/json_value_serializer_unittest.cc
@@ -134,9 +134,10 @@ TEST(JSONValueDeserializerTest, ReadJSONWithTrailingCommasFromString) {
   ASSERT_FALSE(value);
   ASSERT_NE(0, error_code);
   ASSERT_FALSE(error_message.empty());
-  // Now the flag is set and it must pass.
-  str_deserializer.set_allow_trailing_comma(true);
-  value = str_deserializer.Deserialize(&error_code, &error_message);
+  // Repeat with commas allowed.
+  JSONStringValueDeserializer str_deserializer2(kProperJSONWithCommas,
+                                                JSON_ALLOW_TRAILING_COMMAS);
+  value = str_deserializer2.Deserialize(&error_code, &error_message);
   ASSERT_TRUE(value);
   ASSERT_EQ(JSONReader::JSON_TRAILING_COMMA, error_code);
   // Verify if the same JSON is still there.
@@ -187,9 +188,10 @@ TEST(JSONValueDeserializerTest, ReadJSONWithCommasFromFile) {
   ASSERT_FALSE(value);
   ASSERT_NE(0, error_code);
   ASSERT_FALSE(error_message.empty());
-  // Now the flag is set and it must pass.
-  file_deserializer.set_allow_trailing_comma(true);
-  value = file_deserializer.Deserialize(&error_code, &error_message);
+  // Repeat with commas allowed.
+  JSONFileValueDeserializer file_deserializer2(temp_file,
+                                               JSON_ALLOW_TRAILING_COMMAS);
+  value = file_deserializer2.Deserialize(&error_code, &error_message);
   ASSERT_TRUE(value);
   ASSERT_EQ(JSONReader::JSON_TRAILING_COMMA, error_code);
   // Verify if the same JSON is still there.
@@ -200,8 +202,8 @@ TEST(JSONValueDeserializerTest, AllowTrailingComma) {
   static const char kTestWithCommas[] = "{\"key\": [true,],}";
   static const char kTestNoCommas[] = "{\"key\": [true]}";
 
-  JSONStringValueDeserializer deserializer(kTestWithCommas);
-  deserializer.set_allow_trailing_comma(true);
+  JSONStringValueDeserializer deserializer(kTestWithCommas,
+                                           JSON_ALLOW_TRAILING_COMMAS);
   JSONStringValueDeserializer deserializer_expected(kTestNoCommas);
   std::unique_ptr<Value> root = deserializer.Deserialize(nullptr, nullptr);
   ASSERT_TRUE(root);