Two little cleanups from cppcheck:

- unused variable
= don't trust GTK_IS_PROGRESS_BAR to provide the necessary parentheses

svn path=/trunk/; revision=43915

ui/gtk/main_welcome.c

@@ -1203,9 +1203,7 @@ welcome_new(void)
     GtkWidget *topic_capture_to_fill;
     gchar     *label_text;
     GtkWidget *file_child_box;
-#ifdef _WIN32
-    DWORD chimney_enabled = 0;
-#endif
+
     /* prepare colors */
 #if 0
     /* Allocating color isn't necessary? */

ui/gtk/rtp_player.c

@@ -570,7 +570,7 @@ static void
 update_progress_bar(gfloat fraction)
 {
 
-	if GTK_IS_PROGRESS_BAR(progress_bar)
+	if (GTK_IS_PROGRESS_BAR(progress_bar))
 		gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress_bar), fraction);
 
 	/* Force gtk to redraw the window before starting decoding the packet */