FBTF: Move ctors/dtors into implementation files. Adds ctors/dtors to non-POD structs.

net/socket/client_socket_pool.h

Index: net/socket/client_socket_pool.h
diff --git a/net/socket/client_socket_pool.h b/net/socket/client_socket_pool.h
index 2a14266ae4740f86126c5de20d086621d6a4203a..a933a77b3673129aa9ac410776bdb548276a000a 100644
--- a/net/socket/client_socket_pool.h
+++ b/net/socket/client_socket_pool.h
@@ -124,8 +124,8 @@ class ClientSocketPool : public base::RefCounted<ClientSocketPool> {
   static void set_unused_idle_socket_timeout(int timeout);
 
  protected:
-  ClientSocketPool() {}
-  virtual ~ClientSocketPool() {}
+  ClientSocketPool();
+  virtual ~ClientSocketPool();
 
   // Return the connection timeout for this pool.
   virtual base::TimeDelta ConnectionTimeout() const = 0;