[LyX/master] Do not use trailing underscore for local variable

[Jean-Marc Lasgouttes]

commit 91fc45ed359413432190a4a323fd7ca73e0238b6
Author: Jean-Marc Lasgouttes <lasgout...@lyx.org>
Date:   Mon Feb 18 16:04:15 2019 +0100

    Do not use trailing underscore for local variable
---
 src/frontends/qt4/GuiApplication.cpp |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/frontends/qt4/GuiApplication.cpp 
b/src/frontends/qt4/GuiApplication.cpp
index 3a5fd12..28b4da4 100644
--- a/src/frontends/qt4/GuiApplication.cpp
+++ b/src/frontends/qt4/GuiApplication.cpp
@@ -2920,13 +2920,13 @@ void GuiApplication::hideDialogs(string const & name, 
Inset * inset) const
 
 Buffer const * GuiApplication::updateInset(Inset const * inset) const
 {
-       Buffer const * buffer_ = 0;
+       Buffer const * buf = 0;
        QHash<int, GuiView *>::const_iterator end = d->views_.end();
        for (QHash<int, GuiView *>::iterator it = d->views_.begin(); it != end; 
++it) {
                if (Buffer const * ptr = (*it)->updateInset(inset))
-                       buffer_ = ptr;
+                       buf = ptr;
        }
-       return buffer_;
+       return buf;
 }