Add Data Saver support to Cronet

net/url_request/url_request_context_builder.cc

Index: net/url_request/url_request_context_builder.cc
diff --git a/net/url_request/url_request_context_builder.cc b/net/url_request/url_request_context_builder.cc
index 303dd1761bfd0312645c30b2e2733390f233effe..057b8a7be9d729161ec539e54b41a72e6a0387f9 100644
--- a/net/url_request/url_request_context_builder.cc
+++ b/net/url_request/url_request_context_builder.cc
@@ -33,6 +33,7 @@
 #include "net/url_request/static_http_user_agent_settings.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_storage.h"
+#include "net/url_request/url_request_intercepting_job_factory.h"
 #include "net/url_request/url_request_job_factory_impl.h"
 #include "net/url_request/url_request_throttler_manager.h"
 
@@ -409,8 +410,12 @@ URLRequestContext* URLRequestContextBuilder::Build() {
   }
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 
-  storage->set_job_factory(job_factory);
-
+  if (url_request_interceptor_) {
+    storage->set_job_factory(new net::URLRequestInterceptingJobFactory(
+        make_scoped_ptr(job_factory).Pass(), url_request_interceptor_.Pass()));

[mmenke, 2015/03/10 15:26:55]

I don't think Pass() isn't needed with make_scoped_ptr, is it?

[bengr, 2015/03/10 23:43:31]

Done.

+  } else {
+    storage->set_job_factory(job_factory);
+  }
   // TODO(willchan): Support sdch.
 
   return context;