Instrument SpdySessionPool using MemoryDumpProvider

net/socket/client_socket_handle.cc

Index: net/socket/client_socket_handle.cc
diff --git a/net/socket/client_socket_handle.cc b/net/socket/client_socket_handle.cc
index 5d338bcb14dcdf3decd43f8d382e485380f58cd8..be58c7296d62c1b763888f0392edb43174f1a931 100644
--- a/net/socket/client_socket_handle.cc
+++ b/net/socket/client_socket_handle.cc
@@ -133,6 +133,12 @@ bool ClientSocketHandle::GetLoadTimingInfo(
   return true;
 }
 
+void ClientSocketHandle::DumpMemoryStats(
+    base::trace_event::ProcessMemoryDump* pmd,
+    const std::string& parent_absolute_name) const {
+  socket_->DumpMemoryStats(pmd, parent_absolute_name);
+}
+
 void ClientSocketHandle::SetSocket(std::unique_ptr<StreamSocket> s) {
   socket_ = std::move(s);
 }