Set trusted SPDY proxy dynamically on per-profile basis

net/http/http_network_session.h

Index: net/http/http_network_session.h
diff --git a/net/http/http_network_session.h b/net/http/http_network_session.h
index 1c3d6a992eee371e1669ae0bffdcd4a986d6209b..36c8f19cb6b7524c58a1c7a05dd1c3e568c781e7 100644
--- a/net/http/http_network_session.h
+++ b/net/http/http_network_session.h
@@ -56,6 +56,7 @@ class SSLClientSocketPool;
 class SSLConfigService;
 class TransportClientSocketPool;
 class TransportSecurityState;
+class TrustedSpdyProxyProvider;
 
 // This class holds session objects used by HttpNetworkTransaction objects.
 class NET_EXPORT HttpNetworkSession
@@ -101,9 +102,10 @@ class NET_EXPORT HttpNetworkSession
     size_t spdy_initial_max_concurrent_streams;
     // Source of time for SPDY connections.
     SpdySessionPool::TimeFunc time_func;
-    // This SPDY proxy is allowed to push resources from origins that are
-    // different from those of their associated streams.
-    std::string trusted_spdy_proxy;
+    // |trusted_spdy_proxy_provider| provides a trusted SPDY proxy which is
+    // allowed to push HTTP resources from origins that are different from those
+    // of their associated streams in non-incognito sessions.
+    base::WeakPtr<TrustedSpdyProxyProvider> trusted_spdy_proxy_provider;
     // URLs to exclude from forced SPDY.
     std::set<HostPortPair> forced_spdy_exclusions;
     // Process Alt-Svc headers.