Enable Sdch in Cronet

components/cronet/android/url_request_context_adapter.cc

Index: components/cronet/android/url_request_context_adapter.cc
diff --git a/components/cronet/android/url_request_context_adapter.cc b/components/cronet/android/url_request_context_adapter.cc
index d2adeb462d43648be6f302c15d0417f4d2914341..1524bafbae5d2fb4002e4dba88d18874415b128e 100644
--- a/components/cronet/android/url_request_context_adapter.cc
+++ b/components/cronet/android/url_request_context_adapter.cc
@@ -23,6 +23,7 @@
 #include "net/http/http_server_properties.h"
 #include "net/log/write_to_file_net_log_observer.h"
 #include "net/proxy/proxy_service.h"
+#include "net/sdch/sdch_owner.h"
 #include "net/ssl/ssl_config_service_defaults.h"
 #include "net/url_request/static_http_user_agent_settings.h"
 #include "net/url_request/url_request_context_builder.h"
@@ -151,6 +152,12 @@ void URLRequestContextAdapter::InitRequestContextOnNetworkThread() {
 
   context_.reset(context_builder.Build());
 
+  if (config_->enable_sdch) {
+    DCHECK(context_->sdch_manager());
+    sdch_owner_.reset(
+        new net::SdchOwner(context_->sdch_manager(), context_.get()));
+  }
+
   // Currently (circa M39) enabling QUIC requires setting probability threshold.
   if (config_->enable_quic) {
     context_->http_server_properties()