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 f3f336cef81464bd4a64d436430f47035dd74c30..7c2dfead42c93ea2a31ff324e40a5253658ed84e 100644
--- a/net/http/http_network_session.h
+++ b/net/http/http_network_session.h
@@ -102,9 +102,6 @@ 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;
     // URLs to exclude from forced SPDY.
     std::set<HostPortPair> forced_spdy_exclusions;
     // Whether to parse Alt-Svc headers.