Minor cleanup in getDynamicIndentation (#21240)
Minor cleanup in getDynamicIndentation (#21240)


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