[Easy Unlock] Port the BluetoothThrottler class to native code.

components/proximity_auth/connection.cc

 // Copyright 2014 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/connection.h"
 
 #include "base/logging.h"
 #include "components/proximity_auth/connection_observer.h"
 #include "components/proximity_auth/wire_message.h"
 
@@ skipping 36 matching lines @@
 }
 
 void Connection::SetStatus(Status status) {
   if (status_ == status)
     return;
 
   received_bytes_.clear();
 
   Status old_status = status_;
   status_ = status;
-  FOR_EACH_OBSERVER(ConnectionObserver,
-                    observers_,
-                    OnConnectionStatusChanged(*this, old_status, status_));
+  FOR_EACH_OBSERVER(ConnectionObserver, observers_,
+                    OnConnectionStatusChanged(this, old_status, status_));
 }
 
 void Connection::OnDidSendMessage(const WireMessage& message, bool success) {
   if (!is_sending_message_) {
     VLOG(1) << "Send completed, but no message in progress.";
     return;
   }
 
   is_sending_message_ = false;
   FOR_EACH_OBSERVER(
@@ skipping 23 matching lines @@
   // |received_bytes_| buffer.
   received_bytes_.clear();
 }
 
 scoped_ptr<WireMessage> Connection::DeserializeWireMessage(
     bool* is_incomplete_message) {
   return WireMessage::Deserialize(received_bytes_, is_incomplete_message);
 }
 
 }  // namespace proximity_auth