Disable SDCH by Default

chrome/browser/profiles/profile_impl_io_data.h

Index: chrome/browser/profiles/profile_impl_io_data.h
diff --git a/chrome/browser/profiles/profile_impl_io_data.h b/chrome/browser/profiles/profile_impl_io_data.h
index 0a46ea7192c17399a57e7b55a5e3be7fb407ac5c..f9c5023c1022f61daa1177c469c53fe5b86c2408 100644
--- a/chrome/browser/profiles/profile_impl_io_data.h
+++ b/chrome/browser/profiles/profile_impl_io_data.h
@@ -15,8 +15,6 @@
 #include "components/prefs/pref_store.h"
 #include "content/public/browser/cookie_store_factory.h"
 
-class JsonPrefStore;
-
 namespace chrome_browser_net {
 class Predictor;
 }  // namespace chrome_browser_net
@@ -28,7 +26,6 @@ class DomainReliabilityMonitor;
 namespace net {
 class CookieStore;
 class HttpServerPropertiesManager;
-class SdchOwner;
 }  // namespace net
 
 namespace previews {
@@ -207,8 +204,6 @@ class ProfileImplIOData : public ProfileIOData {
   // Lazy initialization params.
   mutable std::unique_ptr<LazyParams> lazy_params_;
 
-  mutable scoped_refptr<JsonPrefStore> network_json_store_;
-
   // Owned by URLRequestContextStorage, reference here to can be shut down on
   // the UI thread.
   net::HttpServerPropertiesManager* http_server_properties_manager_;
@@ -225,8 +220,6 @@ class ProfileImplIOData : public ProfileIOData {
   mutable domain_reliability::DomainReliabilityMonitor*
       domain_reliability_monitor_;
 
-  mutable std::unique_ptr<net::SdchOwner> sdch_policy_;
-
   mutable std::unique_ptr<previews::PreviewsIOData> previews_io_data_;
 
   // Parameters needed for isolated apps.