Restructure SDCH layering to allow more separation (observer/1->[0,n]

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 a660f510efafed75b2731ccc47be9b58e9511465..acec523414cc2b8248e3d1ffc1fecb64c63578d0 100644
--- a/chrome/browser/profiles/profile_impl_io_data.h
+++ b/chrome/browser/profiles/profile_impl_io_data.h
@@ -14,6 +14,8 @@
 #include "chrome/browser/profiles/profile_io_data.h"
 #include "content/public/browser/cookie_store_factory.h"
 
+class ChromeSdchPolicy;
+
 namespace chrome_browser_net {
 class Predictor;
 }  // namespace chrome_browser_net
@@ -234,6 +236,7 @@ class ProfileImplIOData : public ProfileIOData {
       domain_reliability_monitor_;
 
   mutable scoped_ptr<net::SdchManager> sdch_manager_;
+  mutable scoped_ptr<ChromeSdchPolicy> sdch_policy_;
 
   // Parameters needed for isolated apps.
   base::FilePath profile_path_;