In Xcode 5 the pre-defined code snippets are located at /Applications/Xcode.app/Contents/PlugIns/IDECodeSnippetLibrary.ideplugin/Contents/Resources/SystemCodeSnippets.codesnippets.
In Xcode 6 IDECodeSnippetLibrary.ideplugin no longer exists in /Applications/Xcode.app/Contents/PlugIns/.
Where are Xcode 6's built in code snippets located?