Initialize a bunch of uninitialized members. It does not seem to

matter what they are initialized to. Fixes coverity #23391.

src/frontends/qt4/FloatPlacement.cpp

@@ -33,7 +33,8 @@ namespace lyx {
 namespace frontend {
 
 FloatPlacement::FloatPlacement(bool show_options, QWidget * parent)
-	: InsetParamsWidget(parent), float_list_(0)
+	: InsetParamsWidget(parent), standardfloat_ (true),
+	  allows_wide_(true), allows_sideways_(true), float_list_(0)
 {
 	setupUi(this);