Use std::function to see if it fixes warning

indra/newview/llinventorygallerymenu.cpp

@@ -239,11 +239,11 @@ void LLInventoryGalleryContextMenu::doToSelected(const LLSD& userdata)
     }
     else if ("copy_slurl" == action)
     {
-        boost::function<void(LLLandmark*)> copy_slurl_cb = [](LLLandmark* landmark)
+        std::function<void(LLLandmark*)> copy_slurl_cb = [](LLLandmark* landmark)
         {
             LLVector3d global_pos;
             landmark->getGlobalPos(global_pos);
-            boost::function<void(std::string& slurl)> copy_slurl_to_clipboard_cb = [](std::string& slurl)
+            std::function<void(std::string& slurl)> copy_slurl_to_clipboard_cb = [](std::string& slurl)
             {
                gViewerWindow->getWindow()->copyTextToClipboard(utf8str_to_wstring(slurl));
                LLSD args;

indra/newview/lllandmarkactions.h

@@ -39,8 +39,8 @@ class LLLandmark;
 class LLLandmarkActions
 {
 public:
-    typedef boost::function<void(std::string& slurl)> slurl_callback_t;
-    typedef boost::function<void(std::string& slurl, S32 x, S32 y, S32 z)> region_name_and_coords_callback_t;
+    typedef std::function<void(std::string& slurl)> slurl_callback_t;
+    typedef std::function<void(std::string& slurl, S32 x, S32 y, S32 z)> region_name_and_coords_callback_t;
 
     /**
      * @brief Fetches landmark LLViewerInventoryItems for the given landmark name.

indra/newview/llworldmapmessage.h

@@ -38,7 +38,7 @@ class LLWorldMapMessage final : public LLSingleton<LLWorldMapMessage>
     ~LLWorldMapMessage();
 
 public:
-    typedef boost::function<void(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport)>
+    typedef std::function<void(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport)>
         url_callback_t;
 
     // Process incoming answers to map stuff requests