Serialize form_data in Gnome keyring password store service.

components/autofill/core/common/form_data.cc

Index: components/autofill/core/common/form_data.cc
diff --git a/components/autofill/core/common/form_data.cc b/components/autofill/core/common/form_data.cc
index 2edd5ecc526009dc32eea6108436e514e0720a69..8842f0f42bb22af3b9869a96e059fe6cf374db10 100644
--- a/components/autofill/core/common/form_data.cc
+++ b/components/autofill/core/common/form_data.cc
@@ -4,6 +4,7 @@
 
 #include "components/autofill/core/common/form_data.h"
 
+#include "base/base64.h"
 #include "base/pickle.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ -124,6 +125,15 @@ void SerializeFormData(const FormData& form_data, Pickle* pickle) {
   pickle->WriteBool(form_data.is_form_tag);
 }
 
+void SerializeFormDataToBase64String(const FormData& form_data,
+                                     std::string* output) {
+  Pickle pickle;
+  SerializeFormData(form_data, &pickle);
+  Base64Encode(
+      base::StringPiece(static_cast<const char*>(pickle.data()), pickle.size()),
+      output);
+}
+
 bool DeserializeFormData(PickleIterator* iter, FormData* form_data) {
   int version;
   if (!iter->ReadInt(&version)) {
@@ -169,4 +179,15 @@ bool DeserializeFormData(PickleIterator* iter, FormData* form_data) {
   return true;
 }
 
+bool DeserializeFormDataFromBase64String(const base::StringPiece& input,
+                                         FormData* form_data) {
+  if (input.empty())
+    return false;
+  std::string pickle_data;
+  Base64Decode(input, &pickle_data);
+  Pickle pickle(pickle_data.data(), static_cast<int>(pickle_data.size()));
+  PickleIterator iter(pickle);
+  return DeserializeFormData(&iter, form_data);
+}
+
 }  // namespace autofill