Make SdchManager per-profile.

net/url_request/url_request_context.h

Index: net/url_request/url_request_context.h
diff --git a/net/url_request/url_request_context.h b/net/url_request/url_request_context.h
index a05c9ae4a4ddd29a3482462711e4e459decfebe2..4242d72e6d9fed313c325313996f0deb1841d5e8 100644
--- a/net/url_request/url_request_context.h
+++ b/net/url_request/url_request_context.h
@@ -36,6 +36,7 @@ class HttpAuthHandlerFactory;
 class HttpTransactionFactory;
 class HttpUserAgentSettings;
 class NetworkDelegate;
+class SdchManager;
 class ServerBoundCertService;
 class ProxyService;
 class URLRequest;
@@ -184,6 +185,14 @@ class NET_EXPORT URLRequestContext
     throttler_manager_ = throttler_manager;
   }
 
+  // May be NULL.
+  SdchManager* sdch_manager() const {
+    return sdch_manager_;
+  }
+  void set_sdch_manager(SdchManager* sdch_manager) {
+    sdch_manager_ = sdch_manager;
+  }
+
   // Gets the URLRequest objects that hold a reference to this
   // URLRequestContext.
   std::set<const URLRequest*>* url_requests() const {
@@ -227,6 +236,7 @@ class NET_EXPORT URLRequestContext
   HttpTransactionFactory* http_transaction_factory_;
   const URLRequestJobFactory* job_factory_;
   URLRequestThrottlerManager* throttler_manager_;
+  SdchManager* sdch_manager_;
 
   // ---------------------------------------------------------------------------
   // Important: When adding any new members below, consider whether they need to