[LyX/master] Add comment

[Guillaume Munch]

commit 0220c58ef3892f884a6e3e65e233ad9d7b075bcb
Author: Guillaume Munch <g...@lyx.org>
Date:   Wed Nov 9 22:54:27 2016 +0100

    Add comment
---
 src/frontends/qt4/GuiView.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index fb57c2e..a714960 100644
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -1202,6 +1202,7 @@ void GuiView::on_currentWorkAreaChanged(GuiWorkArea * wa)
                         this, SLOT(updateWindowTitle(GuiWorkArea *)));
        QObject::connect(wa, SIGNAL(busy(bool)),
                         this, SLOT(setBusy(bool)));
+       // connection of a signal to a signal
        QObject::connect(wa, SIGNAL(bufferViewChanged()),
                         this, SIGNAL(bufferViewChanged()));
        Q_EMIT updateWindowTitle(wa);