arc: Use incognito profile for OptIn and cookie fetcher

chrome/browser/extensions/api/messaging/arc_opt_in_host.cc

+// Copyright 2016 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 "chrome/browser/extensions/api/messaging/arc_opt_in_host.h"
+
+#include "base/json/json_reader.h"
+#include "base/json/json_writer.h"
+#include "base/values.h"
+
+namespace {
+const char kAction[] = "action";
+const char kActionFetchAuthCode[] = "fetchAuthCode";
+const char kActionCloseUI[] = "closeUI";
+}

[xiyuan, 2016/02/11 17:57:20]

nit: }  // namespace

[khmel, 2016/02/12 02:45:23]

Done.

+
+// static
+const char ArcOptInHost::kHostName[] = "com.google.arc_opt_in";
+
+// static
+const char* const ArcOptInHost::kHostOrigin[] = {
+    "chrome-extension://cnbgggchhmkkdmeppjobngjoejnihlei/"
+};
+
+ArcOptInHost::ArcOptInHost() {
+  arc::ArcAuthService::Get()->AddObserver(this);
+}
+
+ArcOptInHost::~ArcOptInHost() {
+  arc::ArcAuthService::Get()->RemoveObserver(this);
+}
+
+void ArcOptInHost::Start(Client* client) {
+  DCHECK(!client_);
+  client_ = client;
+}
+
+void ArcOptInHost::OnOptInUINeedToClose() {
+  if (!client_)
+    return;
+
+  base::DictionaryValue response;
+  response.SetString(kAction, kActionCloseUI);
+  std::string response_string;
+  base::JSONWriter::Write(response, &response_string);
+  client_->PostMessageFromNativeHost(response_string);
+}
+
+void ArcOptInHost::OnMessage(const std::string& request_string) {
+  scoped_ptr<base::Value> request_value =
+      base::JSONReader::Read(request_string);
+  scoped_ptr<base::DictionaryValue> request(
+      static_cast<base::DictionaryValue*>(request_value.release()));
+  if (!request.get()) {
+    NOTREACHED();
+    return;
+  }
+
+  std::string action;
+  if (!request->GetString(kAction, &action)) {
+    NOTREACHED();
+    return;
+  }
+
+  if (action == kActionFetchAuthCode) {
+    arc::ArcAuthService::Get()->CheckAuthCode();
+  } else {
+    NOTREACHED();
+  }
+}
+
+scoped_refptr<base::SingleThreadTaskRunner> ArcOptInHost::task_runner() const {
+  return base::ThreadTaskRunnerHandle::Get();
+}