Full list:

cc.AudioEngine.getInstance() -> cc.audioEngine
cc.Configuration.getInstance() -> cc.configuration
cc.Director.getInstance() -> cc.director
cc.EGLView.getInstance() -> cc.view
cc.TextureCache.getInstance() -> cc.textureCache
cc.ShaderCache.getInstance() -> cc.shaderCache
cc.AnimationCache.getInstance() -> cc.animationCache
cc.SpriteFrameCache.getInstance() -> cc.spriteFrameCache
cc.SAXParser.getInstance() -> cc.saxParser
cc.PlistParser.getInstance() -> cc.plistParser
cc.Screen.getInstance() -> cc.screen
cc.TIFFReader.getInstance() -> cc.tiffReader
cc.IMEDispatcher.getInstance() -> cc.imeDispatcher

Singleton classes in extension refactored

ccs.guiReader <- ccs.GUIReader
ccs.spriteFrameCacheHelper <- ccs.SpriteFrameCacheHelper
ccs.armatureDataManager <- ccs.ArmatureDataManager
ccs.actionManager <- ccs.ActionManager
ccs.objectFactory <- ccs.ObjectFactory
ccs.sceneReader <- ccs.SceneReader
ccs.triggerManager <- ccs.TriggerMng
ccs.dataReaderHelper <- ccs.DataReaderHelper

ccui.helper <- ccui.UIHelper