Add data reduction functionality to all platforms.

chrome/browser/profiles/profile_io_data.h

 // Copyright (c) 2012 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 CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_
 
 #include <map>
 #include <string>
 
@@ skipping 313 matching lines @@
     prerender::PrerenderTracker* prerender_tracker;
   };
 
   explicit ProfileIOData(Profile::ProfileType profile_type);
 
   static std::string GetSSLSessionCacheShard();
 
   void InitializeOnUIThread(Profile* profile);
   void ApplyProfileParamsToContext(ChromeURLRequestContext* context) const;
 
-#if defined(OS_ANDROID)
-#if defined(SPDY_PROXY_AUTH_ORIGIN)
   void SetDataReductionProxyUsageStatsOnIOThread(IOThread* io_thread,
                                                  Profile* profile);
-  void SetDataReductionProxyUsageStatsOnUIThread(Profile* profile,
+  void SetupDataReductionProxyOnUIThread(Profile* profile,

[bengr, 2014/07/15 16:38:16]

Why the name change? Also, please add a comment describing what this function
does. While you're here, please add comments to all data reduction proxy
functions.

[Not at Google. Contact bengr, 2014/07/16 22:41:34]

Added comments.

Method now sets params as well as usage_stats.

+      data_reduction_proxy::DataReductionProxyParams* params,
       data_reduction_proxy::DataReductionProxyUsageStats* usage_stats);
-#endif
-#endif
 
   scoped_ptr<net::URLRequestJobFactory> SetUpJobFactoryDefaults(
       scoped_ptr<net::URLRequestJobFactoryImpl> job_factory,
       content::URLRequestInterceptorScopedVector request_interceptors,
       scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
           protocol_handler_interceptor,
       net::NetworkDelegate* network_delegate,
       net::FtpTransactionFactory* ftp_transaction_factory) const;
 
   // Called when the profile is destroyed.
@@ skipping 252 matching lines @@
 
   // TODO(jhawkins): Remove once crbug.com/102004 is fixed.
   bool initialized_on_UI_thread_;
 
   const Profile::ProfileType profile_type_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileIOData);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_