net: Add NET_API to net/base

net/base/ssl_client_auth_cache.h

Index: net/base/ssl_client_auth_cache.h
===================================================================
--- net/base/ssl_client_auth_cache.h	(revision 85332)
+++ net/base/ssl_client_auth_cache.h	(working copy)
@@ -11,6 +11,7 @@
 
 #include "base/memory/ref_counted.h"
 #include "net/base/cert_database.h"
+#include "net/base/net_api.h"
 
 namespace net {
 
@@ -23,7 +24,7 @@
 //
 // TODO(wtc): This class is based on FtpAuthCache.  We can extract the common
 // code to a template class.
-class SSLClientAuthCache : public CertDatabase::Observer {
+class NET_TEST SSLClientAuthCache : public CertDatabase::Observer {
  public:
   SSLClientAuthCache();
   ~SSLClientAuthCache();