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

components/cryptauth/ble/fake_wire_message.cc

Index: components/cryptauth/ble/fake_wire_message.cc
diff --git a/components/proximity_auth/ble/fake_wire_message.cc b/components/cryptauth/ble/fake_wire_message.cc
similarity index 84%
rename from components/proximity_auth/ble/fake_wire_message.cc
rename to components/cryptauth/ble/fake_wire_message.cc
index 531f4d9b8ff1a36d285c8c2602e25f96a5ebdd0b..9f4a7c1ec37a62536d587bd8f8bab3e4904ff8db 100644
--- a/components/proximity_auth/ble/fake_wire_message.cc
+++ b/components/cryptauth/ble/fake_wire_message.cc
@@ -2,7 +2,7 @@
 // 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 "components/cryptauth/ble/fake_wire_message.h"
 
 #include <memory>
 #include <string>
@@ -10,10 +10,10 @@
 #include "base/macros.h"
 #include "components/proximity_auth/wire_message.h"
 
-namespace proximity_auth {
+namespace cryptauth {
 
 FakeWireMessage::FakeWireMessage(const std::string& payload)
-    : WireMessage(payload) {}
+    : proximity_auth::WireMessage(payload) {}
 
 std::unique_ptr<FakeWireMessage> FakeWireMessage::Deserialize(
     const std::string& serialized_message,