Initial implementation of Cronet Async API.

components/cronet/android/cronet_url_request_context_adapter.h

Index: components/cronet/android/cronet_url_request_context_adapter.h
diff --git a/components/cronet/android/cronet_url_request_context_adapter.h b/components/cronet/android/cronet_url_request_context_adapter.h
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+// 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.
+
+#ifndef COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_
+#define COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/threading/thread.h"
+#include "net/base/net_log.h"
+#include "net/base/network_change_notifier.h"
+#include "net/url_request/url_request_context_getter.h"
+
+namespace base {
+class SingleThreadTaskRunner;
+}  // namespace base
+
+namespace net {
+class NetLogLogger;
+class URLRequestContext;
+}  // namespace net
+
+namespace cronet {
+
+struct URLRequestContextConfig;
+
+// Adapter between Java CronetUrlRequestContext and URLRequestContextGetter.
+class CronetURLRequestContextAdapter {
+ public:
+  CronetURLRequestContextAdapter();
+  void Initialize(scoped_ptr<URLRequestContextConfig> config,
+                  const base::Closure& init_java_network_thread);
+  // Releases all resources for the request context and deletes the object.
+  void Destroy();
+
+  // net::URLRequestContextGetter implementation:
+  net::URLRequestContext* GetURLRequestContext();
+  scoped_refptr<base::SingleThreadTaskRunner>
+      GetNetworkTaskRunner() const;
+
+  void StartNetLogToFile(const std::string& file_name);
+  void StopNetLog();
+
+  virtual ~CronetURLRequestContextAdapter();
+
+ private:
+  scoped_ptr<net::URLRequestContext> context_;
+  base::Thread* network_thread_;
+  scoped_ptr<net::NetLogLogger> net_log_logger_;
+
+  // Initializes |context_| on the Network thread.
+  void InitializeOnNetworkThread(scoped_ptr<URLRequestContextConfig> config,
+      const base::Closure& init_java_network_thread);
+  void StartNetLogToFileOnNetworkThread(const std::string& file_name);
+  void StopNetLogOnNetworkThread();
+
+  DISALLOW_COPY_AND_ASSIGN(CronetURLRequestContextAdapter);
+};
+
+}  // namespace cronet
+
+#endif  // COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_