chromeos: Remove unused NFC D-Bus client library

device/nfc/nfc_ndef_record_utils_chromeos.cc

Index: device/nfc/nfc_ndef_record_utils_chromeos.cc
diff --git a/device/nfc/nfc_ndef_record_utils_chromeos.cc b/device/nfc/nfc_ndef_record_utils_chromeos.cc
deleted file mode 100644
index 9b44ff83f388c3bbbf316cd858f6a2a2a264a559..0000000000000000000000000000000000000000
--- a/device/nfc/nfc_ndef_record_utils_chromeos.cc
+++ /dev/null
@@ -1,239 +0,0 @@
-// Copyright 2013 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 "device/nfc/nfc_ndef_record_utils_chromeos.h"
-
-#include <memory>
-
-#include "base/logging.h"
-#include "device/nfc/nfc_ndef_record.h"
-#include "third_party/cros_system_api/dbus/service_constants.h"
-
-using device::NfcNdefRecord;
-
-namespace chromeos {
-namespace nfc_ndef_record_utils {
-
-namespace {
-
-// Maps the NDEF type |type| as returned by neard to the corresponding
-// device::NfcNdefRecord::Type value.
-NfcNdefRecord::Type DBusRecordTypeValueToNfcNdefRecordType(
-    const std::string& type) {
-  if (type == nfc_record::kTypeSmartPoster)
-    return NfcNdefRecord::kTypeSmartPoster;
-  if (type == nfc_record::kTypeText)
-    return NfcNdefRecord::kTypeText;
-  if (type == nfc_record::kTypeUri)
-    return NfcNdefRecord::kTypeURI;
-  if (type == nfc_record::kTypeHandoverRequest)
-    return NfcNdefRecord::kTypeHandoverRequest;
-  if (type == nfc_record::kTypeHandoverSelect)
-    return NfcNdefRecord::kTypeHandoverSelect;
-  if (type == nfc_record::kTypeHandoverCarrier)
-    return NfcNdefRecord::kTypeHandoverCarrier;
-  return NfcNdefRecord::kTypeUnknown;
-}
-
-// Maps the NDEF type |type| given as a NFC C++ API enumeration to the
-// corresponding string value defined by neard.
-std::string NfcRecordTypeEnumToPropertyValue(NfcNdefRecord::Type type) {
-  switch (type) {
-    case NfcNdefRecord::kTypeSmartPoster:
-      return nfc_record::kTypeSmartPoster;
-    case NfcNdefRecord::kTypeText:
-      return nfc_record::kTypeText;
-    case NfcNdefRecord::kTypeURI:
-      return nfc_record::kTypeUri;
-    case NfcNdefRecord::kTypeHandoverRequest:
-      return nfc_record::kTypeHandoverRequest;
-    case NfcNdefRecord::kTypeHandoverSelect:
-      return nfc_record::kTypeHandoverSelect;
-    case NfcNdefRecord::kTypeHandoverCarrier:
-      return nfc_record::kTypeHandoverCarrier;
-    default:
-      return "";
-  }
-}
-
-// Maps the field name |field_name| given as defined in NfcNdefRecord to the
-// Neard Record D-Bus property name. This handles all fields except for
-// NfcNdefRecord::kFieldTitles and NfcNdefRecord::kFieldAction, which need
-// special handling.
-std::string NdefRecordFieldToDBusProperty(const std::string& field_name) {
-  if (field_name == NfcNdefRecord::kFieldEncoding)
-    return nfc_record::kEncodingProperty;
-  if (field_name == NfcNdefRecord::kFieldLanguageCode)
-    return nfc_record::kLanguageProperty;
-  if (field_name == NfcNdefRecord::kFieldText)
-    return nfc_record::kRepresentationProperty;
-  if (field_name == NfcNdefRecord::kFieldURI)
-    return nfc_record::kUriProperty;
-  if (field_name == NfcNdefRecord::kFieldMimeType)
-    return nfc_record::kMimeTypeProperty;
-  if (field_name == NfcNdefRecord::kFieldTargetSize)
-    return nfc_record::kSizeProperty;
-  return "";
-}
-
-std::string NfcNdefRecordActionValueToDBusActionValue(
-    const std::string& action) {
-  // TODO(armansito): Add bindings for values returned by neard to
-  // service_constants.h.
-  if (action == device::NfcNdefRecord::kSmartPosterActionDo)
-    return "Do";
-  if (action == device::NfcNdefRecord::kSmartPosterActionSave)
-    return "Save";
-  if (action == device::NfcNdefRecord::kSmartPosterActionOpen)
-    return "Edit";
-  return "";
-}
-
-std::string DBusActionValueToNfcNdefRecordActionValue(
-    const std::string& action) {
-  // TODO(armansito): Add bindings for values returned by neard to
-  // service_constants.h.
-  if (action == "Do")
-    return device::NfcNdefRecord::kSmartPosterActionDo;
-  if (action == "Save")
-    return device::NfcNdefRecord::kSmartPosterActionSave;
-  if (action == "Edit")
-    return device::NfcNdefRecord::kSmartPosterActionOpen;
-  return "";
-}
-
-
-// Translates the given dictionary of NDEF fields by recursively converting
-// each key in |record_data| to its corresponding Record property name defined
-// by the Neard D-Bus API. The output is stored in |out|. Returns false if an
-// error occurs.
-bool ConvertNdefFieldsToDBusAttributes(
-    const base::DictionaryValue& fields,
-    base::DictionaryValue* out) {
-  DCHECK(out);
-  for (base::DictionaryValue::Iterator iter(fields);
-       !iter.IsAtEnd(); iter.Advance()) {
-    // Special case the "titles" and "action" fields.
-    if (iter.key() == NfcNdefRecord::kFieldTitles) {
-      const base::ListValue* titles = NULL;
-      bool value_result = iter.value().GetAsList(&titles);
-      DCHECK(value_result);
-      DCHECK(titles->GetSize() != 0);
-      // TODO(armansito): For now, pick the first title in the list and write
-      // its contents directly to the top level of the field. This is due to an
-      // error in the Neard D-Bus API design. This code will need to be updated
-      // if the neard API changes to correct this.
-      const base::DictionaryValue* first_title = NULL;
-      value_result = titles->GetDictionary(0, &first_title);
-      DCHECK(value_result);
-      if (!ConvertNdefFieldsToDBusAttributes(*first_title, out)) {
-        LOG(ERROR) << "Invalid title field.";
-        return false;
-      }
-    } else if (iter.key() == NfcNdefRecord::kFieldAction) {
-      // The value of the action field needs to be translated.
-      std::string action_value;
-      bool value_result = iter.value().GetAsString(&action_value);
-      DCHECK(value_result);
-      std::string action =
-          NfcNdefRecordActionValueToDBusActionValue(action_value);
-      if (action.empty()) {
-        VLOG(1) << "Invalid action value: \"" << action_value << "\"";
-        return false;
-      }
-      out->SetString(nfc_record::kActionProperty, action);
-    } else {
-      std::string dbus_property = NdefRecordFieldToDBusProperty(iter.key());
-      if (dbus_property.empty()) {
-        LOG(ERROR) << "Invalid field: " << iter.key();
-        return false;
-      }
-      out->Set(dbus_property, iter.value().DeepCopy());
-    }
-  }
-  return true;
-}
-
-}  // namespace
-
-bool NfcNdefRecordToDBusAttributes(
-      const NfcNdefRecord* record,
-      base::DictionaryValue* out) {
-  DCHECK(record);
-  DCHECK(out);
-  if (!record->IsPopulated()) {
-    LOG(ERROR) << "Record is not populated.";
-    return false;
-  }
-  out->SetString(nfc_record::kTypeProperty,
-                 NfcRecordTypeEnumToPropertyValue(record->type()));
-  return ConvertNdefFieldsToDBusAttributes(record->data(), out);
-}
-
-bool RecordPropertiesToNfcNdefRecord(
-      const NfcRecordClient::Properties* properties,
-      device::NfcNdefRecord* out) {
-  if (out->IsPopulated()) {
-    LOG(ERROR) << "Record is already populated!";
-    return false;
-  }
-  NfcNdefRecord::Type type =
-      DBusRecordTypeValueToNfcNdefRecordType(properties->type.value());
-  if (type == NfcNdefRecord::kTypeUnknown) {
-    LOG(ERROR) << "Record type is unknown.";
-    return false;
-  }
-
-  // Extract each property.
-  base::DictionaryValue attributes;
-  if (!properties->uri.value().empty())
-    attributes.SetString(NfcNdefRecord::kFieldURI, properties->uri.value());
-  if (!properties->mime_type.value().empty()) {
-    attributes.SetString(NfcNdefRecord::kFieldMimeType,
-                         properties->mime_type.value());
-  }
-  if (properties->size.value() != 0) {
-    attributes.SetDouble(NfcNdefRecord::kFieldTargetSize,
-                         static_cast<double>(properties->size.value()));
-  }
-  std::string action_value =
-    DBusActionValueToNfcNdefRecordActionValue(properties->action.value());
-  if (!action_value.empty())
-    attributes.SetString(NfcNdefRecord::kFieldAction, action_value);
-
-  // The "representation", "encoding", and "language" properties will be stored
-  // differently, depending on whether the record type is "SmartPoster" or
-  // "Text".
-  {
-    std::unique_ptr<base::DictionaryValue> text_attributes(
-        new base::DictionaryValue());
-    if (!properties->representation.value().empty()) {
-      text_attributes->SetString(NfcNdefRecord::kFieldText,
-                                 properties->representation.value());
-    }
-    if (!properties->encoding.value().empty()) {
-      text_attributes->SetString(NfcNdefRecord::kFieldEncoding,
-                                 properties->encoding.value());
-    }
-    if (!properties->language.value().empty()) {
-      text_attributes->SetString(NfcNdefRecord::kFieldLanguageCode,
-                                 properties->language.value());
-    }
-    if (!text_attributes->empty()) {
-      if (type == NfcNdefRecord::kTypeSmartPoster) {
-        base::ListValue* titles = new base::ListValue();
-        titles->Append(text_attributes.release());
-        attributes.Set(NfcNdefRecord::kFieldTitles, titles);
-      } else {
-        attributes.MergeDictionary(text_attributes.get());
-      }
-    }
-  }
-
-  // Populate the given record.
-  return out->Populate(type, &attributes);
-}
-
-}  // namespace nfc_ndef_record_utils
-}  // namespace chromeos