Revert of Stop doing unnecessary UTF-8 to UTF-16 conversions in JSONWriter.

chrome/browser/ui/webui/policy_ui.cc

Index: chrome/browser/ui/webui/policy_ui.cc
diff --git a/chrome/browser/ui/webui/policy_ui.cc b/chrome/browser/ui/webui/policy_ui.cc
index 0b35143e368c5a9963143eeac51545af0680864d..17a1bf5278cd213343dbb663df6b6c1f9a49653f 100644
--- a/chrome/browser/ui/webui/policy_ui.cc
+++ b/chrome/browser/ui/webui/policy_ui.cc
@@ -178,7 +178,8 @@
     const base::DictionaryValue* dict) {
   std::string json_string;
   base::JSONWriter::WriteWithOptions(dict,
-                                     base::JSONWriter::OPTIONS_PRETTY_PRINT,
+                                     base::JSONWriter::OPTIONS_DO_NOT_ESCAPE |
+                                         base::JSONWriter::OPTIONS_PRETTY_PRINT,
                                      &json_string);
   return make_scoped_ptr(new base::StringValue(json_string));
 }