Modifying Autofill Agent to use synthetic form (i.e., formless elements) when no form is present on…

components/autofill/content/renderer/form_cache.cc

Index: components/autofill/content/renderer/form_cache.cc
diff --git a/components/autofill/content/renderer/form_cache.cc b/components/autofill/content/renderer/form_cache.cc
index 8f285035f1e78bd03af6c30b24b1d83f0c72067d..e8f2f15f3ef17b7f97568f1765692ce01015992a 100644
--- a/components/autofill/content/renderer/form_cache.cc
+++ b/components/autofill/content/renderer/form_cache.cc
@@ -328,6 +328,10 @@ bool FormCache::ShowPredictions(const FormDataPredictions& form) {
   return true;
 }
 
+FormData FormCache::GetSyntheticForm() {
+  return synthetic_form_;
+}
+
 size_t FormCache::ScanFormControlElements(
     const std::vector<WebFormControlElement>& control_elements,
     bool log_deprecation_messages) {