[LyX/master] Revise commit 7a5eff56

[Jean-Marc Lasgouttes]

commit 15140873897d8db08bd2cf9fa6b708f5edfa8155
Author: Jean-Marc Lasgouttes <lasgout...@lyx.org>
Date:   Wed Oct 7 11:30:04 2015 +0200

    Revise commit 7a5eff56
    
    Courtesy of the whitespace police.

diff --git a/src/insets/InsetCollapsable.cpp b/src/insets/InsetCollapsable.cpp
index d656d7a..337845a 100644
--- a/src/insets/InsetCollapsable.cpp
+++ b/src/insets/InsetCollapsable.cpp
@@ -214,9 +214,9 @@ void InsetCollapsable::metrics(MetricsInfo & mi, Dimension 
& dim) const
        case LeftButton:
        case ButtonOnly:
                if (hasFixedWidth()){
-                       const int mindim=button_dim.x2-button_dim.x1;
-                       if (mi.base.textwidth<mindim)
-                               mi.base.textwidth=mindim;
+                       int const mindim = button_dim.x2 - button_dim.x1;
+                       if (mi.base.textwidth < mindim)
+                               mi.base.textwidth = mindim;
                }
                dim = dimensionCollapsed(bv);
                if (geometry(bv) == TopButton