Revert of Extracting placeholder information from Webkit to Blimp

content/public/common/form_field_data.cc

Index: content/public/common/form_field_data.cc
diff --git a/content/public/common/form_field_data.cc b/content/public/common/form_field_data.cc
deleted file mode 100644
index 1e00a68cecd25c93d0dc395084cec0afd4fe904b..0000000000000000000000000000000000000000
--- a/content/public/common/form_field_data.cc
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright (c) 2016 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 "content/public/common/form_field_data.h"
-
-namespace content {
-
-FormFieldData::FormFieldData() : text_input_type(ui::TEXT_INPUT_TYPE_NONE) {}
-
-FormFieldData::FormFieldData(const FormFieldData& other) = default;
-
-FormFieldData::~FormFieldData() = default;
-
-}  // namespace content