Remove a bunch of __WXMAC__ entries that are no longer required.

* Options uses a TreeBook like every other platform
 * Browse button now works in osx
 * wxGLCanvas is now the same as windows/unix

Originally committed to SVN as r3484.

aegisub/src/browse_button.cpp

@@ -84,14 +84,12 @@ void BrowseButton::OnPressed(wxCommandEvent &event) {
 	// Folder
 	if (type == BROWSE_FOLDER) {
 		// For some reason I can't make this work on Mac... -jfs
-#ifndef __WXMAC__
 		wxString def = StandardPaths::DecodePathMaybeRelative(ctrl[0]->GetValue(), _T("?user/"));
 		wxDirDialog dlg(0, _("Please choose the folder:"), def);
 		if (dlg.ShowModal() == wxID_OK) {
 			wxString dir = StandardPaths::EncodePath(dlg.GetPath());
 			if (dir != _T("")) ctrl[0]->SetValue(dir);
 		}
-#endif
 	}
 
 	// File

aegisub/src/dialog_options.cpp

@@ -40,7 +40,7 @@
 #include "config.h"
 
 #include "dialog_options.h"
-#if wxUSE_TREEBOOK && !__WXMAC__
+#if wxUSE_TREEBOOK
 #include <wx/treebook.h>
 #else
 

aegisub/src/dialog_options.h

@@ -53,7 +53,7 @@
 // Prototypes
 class FrameMain;
 class DialogInputHotkey;
-#if wxUSE_TREEBOOK && !__WXMAC__
+#if wxUSE_TREEBOOK
 class wxTreebook;
 #else
 #include <wx/choicebk.h>

aegisub/src/video_display.cpp

@@ -133,11 +133,7 @@ int attribList[] = { WX_GL_RGBA , WX_GL_DOUBLEBUFFER, WX_GL_STENCIL_SIZE, 8, 0 }
 /// @param name   
 ///
 VideoDisplay::VideoDisplay(wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
-#ifdef __WXMAC__
-: wxGLCanvas (parent, id, pos, size, style, name, attribList)
-#else
 : wxGLCanvas (parent, id, attribList, pos, size, style, name)
-#endif
 {
 	// Set options
 	box = NULL;