Move SendAutofillTypePredictions() into AutofillDriver.

components/autofill/core/common/form_field_data_predictions.cc

Index: components/autofill/core/common/form_field_data_predictions.cc
diff --git a/components/autofill/core/common/form_field_data_predictions.cc b/components/autofill/core/common/form_field_data_predictions.cc
index e5bdaf9c5282988d2f6cb4d3b27c42575c584bbf..6e06559fd35a4e5eb0fbc30d422f8dcda339f65c 100644
--- a/components/autofill/core/common/form_field_data_predictions.cc
+++ b/components/autofill/core/common/form_field_data_predictions.cc
@@ -21,4 +21,18 @@ FormFieldDataPredictions::FormFieldDataPredictions(
 FormFieldDataPredictions::~FormFieldDataPredictions() {
 }
 
+bool FormFieldDataPredictions::operator==(
+    const FormFieldDataPredictions& predictions) const {
+  return (field == predictions.field &&
+          signature == predictions.signature &&
+          heuristic_type == predictions.heuristic_type &&
+          server_type == predictions.server_type &&
+          overall_type == predictions.overall_type);
+}
+
+bool FormFieldDataPredictions::operator!=(
+    const FormFieldDataPredictions& predictions) const {
+  return !operator==(predictions);
+}
+
 }  // namespace autofill