Remove a bunch of extra includes.

net/socket/ssl_client_socket_pool.cc

Index: net/socket/ssl_client_socket_pool.cc
diff --git a/net/socket/ssl_client_socket_pool.cc b/net/socket/ssl_client_socket_pool.cc
index 255a486fcb42a21df01ab561fc6a4e4fa222b09d..531c836883071ad9afb708d436a7e699b55f52d3 100644
--- a/net/socket/ssl_client_socket_pool.cc
+++ b/net/socket/ssl_client_socket_pool.cc
@@ -5,8 +5,13 @@
 #include "net/socket/ssl_client_socket_pool.h"
 
 #include "net/base/net_errors.h"
+#include "net/http/http_proxy_client_socket.h"
+#include "net/http/http_proxy_client_socket_pool.h"
 #include "net/socket/client_socket_factory.h"
 #include "net/socket/client_socket_handle.h"
+#include "net/socket/socks_client_socket_pool.h"
+#include "net/socket/ssl_client_socket.h"
+#include "net/socket/tcp_client_socket_pool.h"
 
 namespace net {