Updating Message Reader and Writer classes to use an interface.

remoting/host/security_key/remote_security_key_message_writer_impl.cc

Index: remoting/host/security_key/remote_security_key_message_writer_impl.cc
diff --git a/remoting/host/security_key/remote_security_key_message_writer.cc b/remoting/host/security_key/remote_security_key_message_writer_impl.cc
similarity index 84%
copy from remoting/host/security_key/remote_security_key_message_writer.cc
copy to remoting/host/security_key/remote_security_key_message_writer_impl.cc
index 4a9f75e15e6a8cee5eaac2e93adc1f718dd82c38..4a434dfb838ef68dcffd9884233f1b917011e738 100644
--- a/remoting/host/security_key/remote_security_key_message_writer.cc
+++ b/remoting/host/security_key/remote_security_key_message_writer_impl.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 "remoting/host/security_key/remote_security_key_message_writer.h"
+#include "remoting/host/security_key/remote_security_key_message_writer_impl.h"
 
 #include <cstdint>
 #include <string>
@@ -12,18 +12,18 @@
 
 namespace remoting {
 
-RemoteSecurityKeyMessageWriter::RemoteSecurityKeyMessageWriter(
+RemoteSecurityKeyMessageWriterImpl::RemoteSecurityKeyMessageWriterImpl(
     base::File output_file)
     : output_stream_(std::move(output_file)) {}
 
-RemoteSecurityKeyMessageWriter::~RemoteSecurityKeyMessageWriter() {}
+RemoteSecurityKeyMessageWriterImpl::~RemoteSecurityKeyMessageWriterImpl() {}
 
-bool RemoteSecurityKeyMessageWriter::WriteMessage(
+bool RemoteSecurityKeyMessageWriterImpl::WriteMessage(
     RemoteSecurityKeyMessageType message_type) {
   return WriteMessageWithPayload(message_type, std::string());
 }
 
-bool RemoteSecurityKeyMessageWriter::WriteMessageWithPayload(
+bool RemoteSecurityKeyMessageWriterImpl::WriteMessageWithPayload(
     RemoteSecurityKeyMessageType message_type,
     const std::string& message_payload) {
   if (write_failed_ || !output_stream_.IsValid()) {
@@ -62,8 +62,9 @@ bool RemoteSecurityKeyMessageWriter::WriteMessageWithPayload(
   return true;
 }
 
-bool RemoteSecurityKeyMessageWriter::WriteBytesToOutput(const char* message,
-                                                        int bytes_to_write) {
+bool RemoteSecurityKeyMessageWriterImpl::WriteBytesToOutput(
+    const char* message,
+    int bytes_to_write) {
   DCHECK(message);
   DCHECK_GT(bytes_to_write, 0);