WebView autofill implementation

components/autofill/core/browser/autofill_handler.cc

Index: components/autofill/core/browser/autofill_handler.cc
diff --git a/components/autofill/core/browser/autofill_handler.cc b/components/autofill/core/browser/autofill_handler.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f0328d633685084b4a268990f25bbbc0e7dab105
--- /dev/null
+++ b/components/autofill/core/browser/autofill_handler.cc
@@ -0,0 +1,55 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/autofill/core/browser/autofill_handler.h"
+
+#include "components/autofill/core/common/autofill_data_validation.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace autofill {
+
+using base::TimeTicks;
+
+AutofillHandler::AutofillHandler(AutofillDriver* driver) : driver_(driver) {}
+
+AutofillHandler::~AutofillHandler() {}
+
+bool AutofillHandler::OnWillSubmitForm(const FormData& form,
+                                       const TimeTicks timestamp) {
+  if (!IsValidFormData(form))
+    return false;
+
+  return OnWillSubmitFormImpl(form, timestamp);
+}
+
+void AutofillHandler::OnTextFieldDidChange(const FormData& form,
+                                           const FormFieldData& field,
+                                           const TimeTicks timestamp) {
+  if (!IsValidFormData(form) || !IsValidFormFieldData(field))
+    return;
+
+  OnTextFieldDidChangeImpl(form, field, timestamp);
+}
+
+void AutofillHandler::OnQueryFormFieldAutofill(int query_id,
+                                               const FormData& form,
+                                               const FormFieldData& field,
+                                               const gfx::RectF& bounding_box) {
+  if (!IsValidFormData(form) || !IsValidFormFieldData(field))
+    return;
+
+  gfx::RectF transformed_box =
+      driver_->TransformBoundingBoxToViewportCoordinates(bounding_box);
+
+  OnQueryFormFieldAutofillImpl(query_id, form, field, transformed_box);
+}
+
+void AutofillHandler::SendFormDataToRenderer(
+    int query_id,
+    AutofillDriver::RendererFormDataAction action,
+    const FormData& data) {
+  driver_->SendFormDataToRenderer(query_id, action, data);
+}
+
+}  // namespace autofill