Move fxcrt::{Byte,Wide}Strings with std::move().chromium/3466

Remove some string copies in barcode that were noticed whilst
looking for moves.

Change-Id: Ieda34d00f633576ba1f0dca283dcdabfb36f236c
Reviewed-on: https://pdfium-review.googlesource.com/35410
Reviewed-by: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/xfa/fxfa/cxfa_ffcombobox.cpp b/xfa/fxfa/cxfa_ffcombobox.cpp
index a150101efb..893ee60aa1 100644
--- a/xfa/fxfa/cxfa_ffcombobox.cpp
+++ b/xfa/fxfa/cxfa_ffcombobox.cpp
@@ -120,7 +120,7 @@ bool CXFA_FFComboBox::IsDataChanged() {
   if (m_pNode->GetValue(XFA_VALUEPICTURE_Raw) == wsText)
     return false;
 
-  m_wsNewValue = wsText;
+  m_wsNewValue = std::move(wsText);
   return true;
 }