Fix multiple Salsa assignment-declarations
Fix multiple Salsa assignment-declarations

Previously, all assignment-declarations needed to be of the same kind:
either all `this.p = ...` assignments or `C.prototype.p = ...`
assignments.

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