Remove duplicate implementations
Remove duplicate implementations

Microsoft/TypeScript,basarat/TypeScript,minestarks/TypeScript,minestarks/TypeScript,donaldpipowitch/TypeScript,microsoft/TypeScript,basarat/TypeScript,donaldpipowitch/TypeScript,kitsonk/TypeScript,minestarks/TypeScript,SaschaNaz/TypeScript,kitsonk/TypeScript,basarat/TypeScript,donaldpipowitch/TypeScript,kitsonk/TypeScript,microsoft/TypeScript,basarat/TypeScript,SaschaNaz/TypeScript,alexeagle/TypeScript,weswigham/TypeScript,alexeagle/TypeScript,nojvek/TypeScript,donaldpipowitch/TypeScript,nojvek/TypeScript,kpreisser/TypeScript,microsoft/TypeScript,weswigham/TypeScript,RyanCavanaugh/TypeScript,RyanCavanaugh/TypeScript,weswigham/TypeScript,kpreisser/TypeScript,SaschaNaz/TypeScript,nojvek/TypeScript,Microsoft/TypeScript,Microsoft/TypeScript,RyanCavanaugh/TypeScript,kpreisser/TypeScript,alexeagle/TypeScript,SaschaNaz/TypeScript,nojvek/TypeScript