Adds option for JSON reader to allow invalid utf characters

base/json/json_file_value_serializer.h

Index: base/json/json_file_value_serializer.h
diff --git a/base/json/json_file_value_serializer.h b/base/json/json_file_value_serializer.h
index 67d2342b4cc16074a5e548afa02e7ddaebafcfbc..a93950a6080014e5d13666103fbdedf41546c94c 100644
--- a/base/json/json_file_value_serializer.h
+++ b/base/json/json_file_value_serializer.h
@@ -48,8 +48,9 @@ class BASE_EXPORT JSONFileValueSerializer : public base::ValueSerializer {
 class BASE_EXPORT JSONFileValueDeserializer : public base::ValueDeserializer {
  public:
   // |json_file_path_| is the path of a file that will be source of the
-  // deserialization.
-  explicit JSONFileValueDeserializer(const base::FilePath& json_file_path);
+  // deserialization. |options| is a bitmask of JSONParserOptions.
+  explicit JSONFileValueDeserializer(const base::FilePath& json_file_path,
+                                     int options = 0);
 
   ~JSONFileValueDeserializer() override;
 
@@ -82,10 +83,6 @@ class BASE_EXPORT JSONFileValueDeserializer : public base::ValueDeserializer {
   // be a JsonFileError.
   static const char* GetErrorMessageForCode(int error_code);
 
-  void set_allow_trailing_comma(bool new_value) {
-    allow_trailing_comma_ = new_value;
-  }
-
   // Returns the size (in bytes) of JSON string read from disk in the last
   // successful |Deserialize()| call.
   size_t get_last_read_size() const { return last_read_size_; }
@@ -96,7 +93,7 @@ class BASE_EXPORT JSONFileValueDeserializer : public base::ValueDeserializer {
   int ReadFileToString(std::string* json_string);
 
   const base::FilePath json_file_path_;
-  bool allow_trailing_comma_;
+  const int options_;
   size_t last_read_size_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSONFileValueDeserializer);