Make SdchManager per-profile.

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 e037540937c6f1edb25f098108793125fbafbdca..dc2d77ffa135cf79b4deb60171447068b34c99f6 100644
--- a/chrome/browser/profiles/profile_impl_io_data.h
+++ b/chrome/browser/profiles/profile_impl_io_data.h
@@ -30,6 +30,7 @@ namespace net {
 class FtpTransactionFactory;
 class HttpServerProperties;
 class HttpTransactionFactory;
+class SDCHManager;
 }  // namespace net
 
 namespace quota {
@@ -217,6 +218,8 @@ class ProfileImplIOData : public ProfileIOData {
   mutable scoped_ptr<domain_reliability::DomainReliabilityMonitor>
       domain_reliability_monitor_;
 
+  mutable scoped_ptr<net::SdchManager> sdch_manager_;
+
   // Parameters needed for isolated apps.
   base::FilePath profile_path_;
   int app_cache_max_size_;