wxCocoa: Add native file dialog from Ryan Norton. Modified patch #1039368

https://sourceforge.net/tracker/?func=detail&atid=309863&aid=1039368&group_id=9863


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29970 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

build/bakefiles/files.bkl

@@ -1880,6 +1880,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/cocoa/display.mm
     src/cocoa/drawer.mm
     src/cocoa/evtloop.mm
+    src/cocoa/filedlg.mm
     src/cocoa/font.cpp
     src/cocoa/fontdlg.mm
     src/cocoa/fontenum.mm
@@ -1922,7 +1923,6 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/generic/colrdlgg.cpp
     src/generic/dirdlgg.cpp
     src/generic/fdrepdlg.cpp
-    src/generic/filedlgg.cpp
     src/generic/fontdlgg.cpp
     src/generic/imaglist.cpp
     src/generic/listctrl.cpp
@@ -1975,6 +1975,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     wx/cocoa/dialog.h
     wx/cocoa/display.h
     wx/cocoa/drawer.h
+    wx/cocoa/filedlg.h
     wx/cocoa/font.h
     wx/cocoa/fontdlg.h
     wx/cocoa/frame.h