Fixes offsets for decorated parameters.
Fixes offsets for decorated parameters.

jeremyepling/TypeScript,donaldpipowitch/TypeScript,chuckjaz/TypeScript,kitsonk/TypeScript,mihailik/TypeScript,Eyas/TypeScript,weswigham/TypeScript,kitsonk/TypeScript,microsoft/TypeScript,vilic/TypeScript,minestarks/TypeScript,synaptek/TypeScript,vilic/TypeScript,SaschaNaz/TypeScript,basarat/TypeScript,kitsonk/TypeScript,erikmcc/TypeScript,alexeagle/TypeScript,DLehenbauer/TypeScript,jwbay/TypeScript,TukekeSoft/TypeScript,alexeagle/TypeScript,nojvek/TypeScript,minestarks/TypeScript,synaptek/TypeScript,donaldpipowitch/TypeScript,alexeagle/TypeScript,Microsoft/TypeScript,erikmcc/TypeScript,jeremyepling/TypeScript,microsoft/TypeScript,SaschaNaz/TypeScript,Eyas/TypeScript,SaschaNaz/TypeScript,mihailik/TypeScript,mihailik/TypeScript,vilic/TypeScript,donaldpipowitch/TypeScript,basarat/TypeScript,DLehenbauer/TypeScript,chuckjaz/TypeScript,thr0w/Thr0wScript,jeremyepling/TypeScript,Microsoft/TypeScript,thr0w/Thr0wScript,basarat/TypeScript,jwbay/TypeScript,TukekeSoft/TypeScript,Microsoft/TypeScript,erikmcc/TypeScript,mihailik/TypeScript,RyanCavanaugh/TypeScript,weswigham/TypeScript,kpreisser/TypeScript,nojvek/TypeScript,kpreisser/TypeScript,minestarks/TypeScript,nojvek/TypeScript,Eyas/TypeScript,basarat/TypeScript,RyanCavanaugh/TypeScript,thr0w/Thr0wScript,jwbay/TypeScript,weswigham/TypeScript,thr0w/Thr0wScript,jwbay/TypeScript,DLehenbauer/TypeScript,DLehenbauer/TypeScript,erikmcc/TypeScript,RyanCavanaugh/TypeScript,chuckjaz/TypeScript,kpreisser/TypeScript,chuckjaz/TypeScript,vilic/TypeScript,microsoft/TypeScript,Eyas/TypeScript,nojvek/TypeScript,donaldpipowitch/TypeScript,SaschaNaz/TypeScript,synaptek/TypeScript,synaptek/TypeScript,TukekeSoft/TypeScript