Migrate weave-related classes from proximity_auth/ble to cryptauth/ble.

components/proximity_auth/ble/fake_wire_message.cc

-// Copyright 2015 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/proximity_auth/ble/fake_wire_message.h"
-
-#include <memory>
-#include <string>
-
-#include "base/macros.h"
-#include "components/proximity_auth/wire_message.h"
-
-namespace proximity_auth {
-
-FakeWireMessage::FakeWireMessage(const std::string& payload)
-    : WireMessage(payload) {}
-
-std::unique_ptr<FakeWireMessage> FakeWireMessage::Deserialize(
-    const std::string& serialized_message,
-    bool* is_incomplete_message) {
-  *is_incomplete_message = false;
-  return std::unique_ptr<FakeWireMessage>(
-      new FakeWireMessage(serialized_message));
-}
-
-std::string FakeWireMessage::Serialize() const {
-  return std::string(payload());
-}
-}