[LyX/2.3.2-staging] Oops, asInsetGrpahics is new to master.

[Pavel Sanda]

commit 25741ca5bd2ff4c7eb55de0fabfa41bbf476c77e
Author: Pavel Sanda <sa...@lyx.org>
Date:   Thu Feb 15 21:48:23 2018 +0100

    Oops, asInsetGrpahics is new to master.
---
 src/BufferView.cpp |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/BufferView.cpp b/src/BufferView.cpp
index 5e5f1bc..e23883c 100644
--- a/src/BufferView.cpp
+++ b/src/BufferView.cpp
@@ -1681,15 +1681,15 @@ void BufferView::dispatch(FuncRequest const & cmd, 
DispatchResult & dr)
                        Inset * inset = from.nextInset();
                        if (!inset)
                                break;
-                       InsetGraphics * ig = inset->asInsetGraphics();
-                       if (ig) {
-                               InsetGraphicsParams inspar = ig->getParams();
+                       if (inset->lyxCode() == GRAPHICS_CODE) {
+                       InsetGraphics & ig = static_cast<InsetGraphics 
&>(*inset);
+                               InsetGraphicsParams inspar = ig.getParams();
                                if (fetchId) {
                                        grp_par = inspar;
                                        fetchId = false;
                                } else {
                                        grp_par.filename = inspar.filename;
-                                       ig->setParams(grp_par);
+                                       ig.setParams(grp_par);
                                }
                        }
                        from.forwardInset();