moving SyncSocket's kInvalidHandle constant

base/sync_socket_win.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/sync_socket.h"
 
 #include "base/logging.h"
 #include "base/win/scoped_handle.h"
 
 namespace base {
@@ skipping 150 matching lines @@
     // Quit the operation if we can't write/read anymore.
     if (len != chunk)
       break;
   }
 
   return (count > 0) ? count : 0;
 }
 
 }  // namespace
 
+#if defined(COMPONENT_BUILD)
 const SyncSocket::Handle SyncSocket::kInvalidHandle = INVALID_HANDLE_VALUE;
+#endif
 
 SyncSocket::SyncSocket() : handle_(kInvalidHandle) {}
 
 SyncSocket::~SyncSocket() {
   Close();
 }
 
 // static
 bool SyncSocket::CreatePair(SyncSocket* socket_a, SyncSocket* socket_b) {
   return CreatePairImpl(&socket_a->handle_, &socket_b->handle_, false);
@@ skipping 80 matching lines @@
 }
 
 // static
 bool CancelableSyncSocket::CreatePair(CancelableSyncSocket* socket_a,
                                       CancelableSyncSocket* socket_b) {
   return CreatePairImpl(&socket_a->handle_, &socket_b->handle_, true);
 }
 
 
 }  // namespace base