Add data reduction functionality to all platforms.

chrome/browser/profiles/profile_io_data.h

Index: chrome/browser/profiles/profile_io_data.h
diff --git a/chrome/browser/profiles/profile_io_data.h b/chrome/browser/profiles/profile_io_data.h
index 690c6090712563fa8851549d5136cde33dc194de..a737682a208ca996ba301682cbe841494702c75d 100644
--- a/chrome/browser/profiles/profile_io_data.h
+++ b/chrome/browser/profiles/profile_io_data.h
@@ -331,14 +331,11 @@ class ProfileIOData {
   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,