[LyX/master] Show export message also for non-threaded export

[Georg Baum]

commit 5ea48e077b892ec95cf0f4e9c95191b628daf5dd
Author: Georg Baum <b...@lyx.org>
Date:   Wed Nov 19 22:45:25 2014 +0100

    Show export message also for non-threaded export

diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index 469f9ca..1ca0add 100644
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -117,6 +117,7 @@
 
 
 
+// sync with GuiAlert.cpp
 #define EXPORT_in_THREAD 1
 
 
@@ -3261,11 +3262,11 @@ bool GuiView::GuiViewPrivate::asyncBufferProcessing(
        if (format.empty())
                format = used_buffer->params().getDefaultOutputFormat();
        processing_format = format;
-#if EXPORT_in_THREAD
        if (!msg.empty()) {
                progress_->clearMessages();
                gv_->message(msg);
        }
+#if EXPORT_in_THREAD
        GuiViewPrivate::busyBuffers.insert(used_buffer);
        Buffer * cloned_buffer = used_buffer->cloneFromMaster();
        if (!cloned_buffer) {