Protocol / client plugin changes to support interactively asking for a PIN

remoting/client/plugin/pepper_pin_fetcher.cc

Index: remoting/client/plugin/pepper_pin_fetcher.cc
diff --git a/remoting/client/plugin/pepper_pin_fetcher.cc b/remoting/client/plugin/pepper_pin_fetcher.cc
new file mode 100644
index 0000000000000000000000000000000000000000..42d49db85aade4a202b9afa5cea2f7a62a7494dc
--- /dev/null
+++ b/remoting/client/plugin/pepper_pin_fetcher.cc
@@ -0,0 +1,34 @@
+// 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 "remoting/client/plugin/pepper_pin_fetcher.h"
+
+#include "remoting/client/plugin/chromoting_instance.h"
+
+namespace remoting {
+
+PepperPinFetcher::PepperPinFetcher(base::WeakPtr<ChromotingInstance> parent)
+    : parent_(parent),
+      ALLOW_THIS_IN_INITIALIZER_LIST(weak_factory_(this)) {
+}
+
+PepperPinFetcher::~PepperPinFetcher() {
+}
+
+void PepperPinFetcher::FetchPin(
+    const PinFetchedCallback& pin_fetched_callback) {
+  if (parent_) {
+    pin_fetched_callback_ = pin_fetched_callback;
+    parent_->FetchPin(weak_factory_.GetWeakPtr());
+  }
+}
+
+void PepperPinFetcher::OnPinFetched(const std::string& pin) {
+  if (!pin_fetched_callback_.is_null()) {
+    pin_fetched_callback_.Run(pin);
+    pin_fetched_callback_.Reset();
+  }
+}
+
+}  // namespace remoting