Add Data Saver support to Cronet

components/cronet/android/cronet_url_request_context_adapter.h

 // 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 <jni.h>
 
 #include <queue>
 #include <string>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/prefs/pref_service.h"
 #include "base/threading/thread.h"
+#include "net/base/net_log.h"
+#include "net/base/network_change_notifier.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 }  // namespace base
 
+namespace data_reduction_proxy {
+class DataReductionProxyIOData;
+class DataReductionProxySettings;
+}
+
 namespace net {
+class NetLog;
 class NetLogLogger;
 class URLRequestContext;
+class URLRequestContextGetter;
 class ProxyConfigService;
 }  // namespace net
 
 namespace cronet {
 
 struct URLRequestContextConfig;
 
 bool CronetUrlRequestContextAdapterRegisterJni(JNIEnv* env);
 
 // Adapter between Java CronetUrlRequestContext and net::URLRequestContext.
@@ skipping 26 matching lines @@
 
   // Default net::LOAD flags used to create requests.
   int default_load_flags() const { return default_load_flags_; }
 
   // Called on main Java thread to initialize URLRequestContext.
   void InitRequestContextOnMainThread();
 
  private:
   // Initializes |context_| on the Network thread.
   void InitializeOnNetworkThread(scoped_ptr<URLRequestContextConfig> config,
+                                 scoped_ptr<net::NetLog> net_log,
                                  const base::android::ScopedJavaGlobalRef<
                                      jobject>& jcronet_url_request_context);
 
+  void DestroyOnMainThread();
+
   // Runs a task that might depend on the context being initialized.
   // This method should only be run on the network thread.
   void RunTaskAfterContextInitOnNetworkThread(
       const base::Closure& task_to_run_after_context_init);
 
   scoped_refptr<base::SingleThreadTaskRunner> GetNetworkTaskRunner() const;
 
+  void InitializeDataReductionProxyOnMainThread(bool enable);
+
   void StartNetLogToFileOnNetworkThread(const std::string& file_name);
 
   void StopNetLogOnNetworkThread();
 
   // Network thread is owned by |this|, but is destroyed from java thread.
   base::Thread* network_thread_;
   // |net_log_logger_| and |context_| should only be accessed on network thread.
   scoped_ptr<net::NetLogLogger> net_log_logger_;
   scoped_ptr<net::URLRequestContext> context_;
   scoped_ptr<net::ProxyConfigService> proxy_config_service_;
 
   // Context config is only valid untng context is initialized.
   scoped_ptr<URLRequestContextConfig> context_config_;
 
   // A queue of tasks that need to be run after context has been initialized.
   std::queue<base::Closure> tasks_waiting_for_context_;
   bool is_context_initialized_;
   int default_load_flags_;
+  scoped_ptr<PrefService> prefs_;
+  scoped_refptr<base::MessageLoopProxy> ui_task_runner_;
+  scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_;
+
+  scoped_ptr<data_reduction_proxy::DataReductionProxyIOData>
+      data_reduction_proxy_io_data_;
+  scoped_ptr<data_reduction_proxy::DataReductionProxySettings>
+      data_reduction_proxy_settings_;
+
 
   DISALLOW_COPY_AND_ASSIGN(CronetURLRequestContextAdapter);
 };
 
 }  // namespace cronet
 
 #endif  // COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_