From 81cdfcd5d551d8d581952a27ae968803ad856a39 Mon Sep 17 00:00:00 2001
From: "willchan@chromium.org"
 <willchan@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Sat, 16 Oct 2010 00:49:00 +0000
Subject: Plumb up the preconnect logic from pools to StreamFactory.

BUG=54450
TEST=none

Review URL: http://codereview.chromium.org/3750009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@62827 0039d316-1c4b-4281-b951-d872f2087c98
---
 net/socket/client_socket_pool.h | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

(limited to 'net/socket')

diff --git a/net/socket/client_socket_pool.h b/net/socket/client_socket_pool.h
index d097c0f..23bb63f 100644
--- a/net/socket/client_socket_pool.h
+++ b/net/socket/client_socket_pool.h
@@ -149,12 +149,13 @@ class ClientSocketPool {
   DISALLOW_COPY_AND_ASSIGN(ClientSocketPool);
 };
 
-// Declaration, but no definition.  ClientSocketPool subclasses should indicate
-// valid SocketParams via the REGISTER_SOCKET_PARAMS_FOR_POOL macro below, which
-// will provide a definition of CheckIsValidSocketParamsForPool for the
-// ClientSocketPool subtype and SocketParams pair.  Trying to use a SocketParams
-// type that has not been registered with the corresponding ClientSocketPool
-// subtype will result in a compile-time error.
+// ClientSocketPool subclasses should indicate valid SocketParams via the
+// REGISTER_SOCKET_PARAMS_FOR_POOL macro below.  By default, any given
+// <PoolType,SocketParams> pair will have its SocketParamsTrait inherit from
+// base::false_type, but REGISTER_SOCKET_PARAMS_FOR_POOL will specialize that
+// pairing to inherit from base::true_type.  This provides compile time
+// verification that the correct SocketParams type is used with the appropriate
+// PoolType.
 template <typename PoolType, typename SocketParams>
 struct SocketParamTraits : public base::false_type {
 };
@@ -176,6 +177,16 @@ struct SocketParamTraits<pool_type, scoped_refptr<socket_params> >            \
     : public base::true_type {                                                \
 }
 
+template <typename PoolType, typename SocketParams>
+void RequestSocketsForPool(PoolType* pool,
+                           const std::string& group_name,
+                           const scoped_refptr<SocketParams>& params,
+                           int num_sockets,
+                           const BoundNetLog& net_log) {
+  CheckIsValidSocketParamsForPool<PoolType, SocketParams>();
+  pool->RequestSockets(group_name, &params, num_sockets, net_log);
+}
+
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_POOL_H_
-- 
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