Remove obsolete (and false) comment.

[lyx.git] / src / graphics / GraphicsCacheItem.h

diff --git a/src/graphics/GraphicsCacheItem.h b/src/graphics/GraphicsCacheItem.h
index ee2348d8fc49b11485a7e9761aca66469f3d0fb7..6f7f968bc6a44086af831849470043faa4053c0e 100644 (file)
--- a/src/graphics/GraphicsCacheItem.h
+++ b/src/graphics/GraphicsCacheItem.h
@@ -30,7 +30,7 @@
 
 #include "GraphicsTypes.h"
 
-#include <boost/signals2.hpp>
+#include "support/signals.h"
 
 
 namespace lyx {
@@ -66,11 +66,8 @@ public:
        void startMonitoring() const;
        ///
        bool monitoring() const;
-       /** Returns the check checksum of filename() so that, for example, you can
-        *  ascertain whether to output a new PostScript version of the file
-        *  for a LaTeX run.
-        */
-       unsigned long checksum() const;
+       /// perform a modification check asynchronously
+       void checkModifiedAsync() const;
 
        /** Get the image associated with filename().
         *  If the image is not yet loaded, returns 0.
@@ -85,10 +82,9 @@ public:
        /** Connect and you'll be informed when the loading status of the image
         *  changes.
         */
-       typedef boost::signals2::signal<void()> sig_type;
-       typedef sig_type::slot_type slot_type;
+       typedef signals2::signal<void()>::slot_type slot_type;
        ///
-       boost::signals2::connection connect(slot_type const &) const;
+       signals2::connection connect(slot_type const &) const;
 
 private:
        /// noncopyable