Remove the now unused editing/mac

Source/WebCore/editing/Editor.cpp

Index: Source/WebCore/editing/Editor.cpp
diff --git a/Source/WebCore/editing/Editor.cpp b/Source/WebCore/editing/Editor.cpp
index 4e905e49a4d31bc623c008ea110da2ade76af3fb..3531f68e4ccedef98503885f1199fa16eebc8655 100644
--- a/Source/WebCore/editing/Editor.cpp
+++ b/Source/WebCore/editing/Editor.cpp
@@ -368,7 +368,6 @@ void Editor::pasteAsPlainTextWithPasteboard(Pasteboard* pasteboard)
         pasteAsPlainText(text, canSmartReplaceWithPasteboard(pasteboard));
 }
 
-#if !PLATFORM(MAC)
 void Editor::pasteWithPasteboard(Pasteboard* pasteboard, bool allowPlainText)
 {
     RefPtr<Range> range = selectedRange();
@@ -377,7 +376,6 @@ void Editor::pasteWithPasteboard(Pasteboard* pasteboard, bool allowPlainText)
     if (fragment && shouldInsertFragment(fragment, range, EditorInsertActionPasted))
         pasteAsFragment(fragment, canSmartReplaceWithPasteboard(pasteboard), chosePlainText);
 }
-#endif
 
 bool Editor::canSmartReplaceWithPasteboard(Pasteboard* pasteboard)
 {