[Test][CodeCompletion] Add a test for dynamic type.
[Test][CodeCompletion] Add a test for dynamic type.

Swift SVN r30782

austinzheng/swift,practicalswift/swift,benlangmuir/swift,kperryua/swift,calebd/swift,practicalswift/swift,kusl/swift,jckarter/swift,frootloops/swift,kstaring/swift,alblue/swift,kentya6/swift,emilstahl/swift,amraboelela/swift,stephentyrone/swift,tinysun212/swift-windows,codestergit/swift,arvedviehweger/swift,gregomni/swift,deyton/swift,nathawes/swift,sschiau/swift,tkremenek/swift,brentdax/swift,glessard/swift,ahoppen/swift,kperryua/swift,jopamer/swift,russbishop/swift,practicalswift/swift,tjw/swift,gribozavr/swift,rudkx/swift,adrfer/swift,swiftix/swift.old,swiftix/swift,sschiau/swift,return/swift,danielmartin/swift,felix91gr/swift,kentya6/swift,MukeshKumarS/Swift,ben-ng/swift,jtbandes/swift,danielmartin/swift,OscarSwanros/swift,shahmishal/swift,ken0nek/swift,harlanhaskins/swift,CodaFi/swift,brentdax/swift,IngmarStein/swift,JGiola/swift,mightydeveloper/swift,JGiola/swift,modocache/swift,LeoShimonaka/swift,jopamer/swift,manavgabhawala/swift,JaSpa/swift,natecook1000/swift,aschwaighofer/swift,tardieu/swift,atrick/swift,MukeshKumarS/Swift,uasys/swift,russbishop/swift,johnno1962d/swift,Jnosh/swift,SwiftAndroid/swift,brentdax/swift,tinysun212/swift-windows,kusl/swift,gmilos/swift,lorentey/swift,sdulal/swift,huonw/swift,return/swift,ben-ng/swift,KrishMunot/swift,manavgabhawala/swift,stephentyrone/swift,JaSpa/swift,MukeshKumarS/Swift,swiftix/swift.old,KrishMunot/swift,ken0nek/swift,hughbe/swift,parkera/swift,benlangmuir/swift,parkera/swift,therealbnut/swift,Jnosh/swift,hughbe/swift,sdulal/swift,kusl/swift,alblue/swift,kstaring/swift,ken0nek/swift,natecook1000/swift,milseman/swift,lorentey/swift,emilstahl/swift,codestergit/swift,emilstahl/swift,therealbnut/swift,dduan/swift,rudkx/swift,SwiftAndroid/swift,codestergit/swift,frootloops/swift,alblue/swift,jckarter/swift,khizkhiz/swift,amraboelela/swift,xedin/swift,djwbrown/swift,harlanhaskins/swift,cbrentharris/swift,ken0nek/swift,allevato/swift,jtbandes/swift,frootloops/swift,harlanhaskins/swift,JGiola/swift,roambotics/swift,gmilos/swift,adrfer/swift,jmgc/swift,OscarSwanros/swift,practicalswift/swift,JGiola/swift,atrick/swift,benlangmuir/swift,slavapestov/swift,jmgc/swift,jmgc/swift,brentdax/swift,nathawes/swift,modocache/swift,ahoppen/swift,johnno1962d/swift,mightydeveloper/swift,karwa/swift,LeoShimonaka/swift,jopamer/swift,gribozavr/swift,ben-ng/swift,KrishMunot/swift,natecook1000/swift,airspeedswift/swift,mightydeveloper/swift,khizkhiz/swift,swiftix/swift.old,return/swift,djwbrown/swift,jckarter/swift,LeoShimonaka/swift,huonw/swift,apple/swift,kstaring/swift,airspeedswift/swift,adrfer/swift,CodaFi/swift,lorentey/swift,ben-ng/swift,Ivacker/swift,therealbnut/swift,shahmishal/swift,practicalswift/swift,jopamer/swift,swiftix/swift.old,khizkhiz/swift,aschwaighofer/swift,danielmartin/swift,khizkhiz/swift,adrfer/swift,bitjammer/swift,uasys/swift,Jnosh/swift,codestergit/swift,modocache/swift,xwu/swift,nathawes/swift,xwu/swift,OscarSwanros/swift,jckarter/swift,felix91gr/swift,xwu/swift,tinysun212/swift-windows,karwa/swift,zisko/swift,arvedviehweger/swift,arvedviehweger/swift,arvedviehweger/swift,gribozavr/swift,kstaring/swift,cbrentharris/swift,emilstahl/swift,xwu/swift,amraboelela/swift,KrishMunot/swift,aschwaighofer/swift,xedin/swift,SwiftAndroid/swift,jtbandes/swift,gregomni/swift,hughbe/swift,russbishop/swift,cbrentharris/swift,hooman/swift,OscarSwanros/swift,amraboelela/swift,LeoShimonaka/swift,tkremenek/swift,atrick/swift,LeoShimonaka/swift,shahmishal/swift,aschwaighofer/swift,nathawes/swift,hughbe/swift,alblue/swift,gregomni/swift,Jnosh/swift,tinysun212/swift-windows,zisko/swift,huonw/swift,djwbrown/swift,benlangmuir/swift,sdulal/swift,allevato/swift,dreamsxin/swift,airspeedswift/swift,gottesmm/swift,benlangmuir/swift,IngmarStein/swift,huonw/swift,bitjammer/swift,IngmarStein/swift,gottesmm/swift,IngmarStein/swift,milseman/swift,aschwaighofer/swift,milseman/swift,gribozavr/swift,calebd/swift,shajrawi/swift,aschwaighofer/swift,uasys/swift,devincoughlin/swift,tkremenek/swift,slavapestov/swift,rudkx/swift,SwiftAndroid/swift,slavapestov/swift,russbishop/swift,SwiftAndroid/swift,frootloops/swift,uasys/swift,gregomni/swift,amraboelela/swift,swiftix/swift,JaSpa/swift,stephentyrone/swift,JaSpa/swift,khizkhiz/swift,allevato/swift,shajrawi/swift,tinysun212/swift-windows,hooman/swift,jckarter/swift,tinysun212/swift-windows,khizkhiz/swift,SwiftAndroid/swift,roambotics/swift,swiftix/swift,devincoughlin/swift,kperryua/swift,apple/swift,xwu/swift,djwbrown/swift,ben-ng/swift,bitjammer/swift,roambotics/swift,practicalswift/swift,parkera/swift,milseman/swift,therealbnut/swift,deyton/swift,codestergit/swift,bitjammer/swift,stephentyrone/swift,austinzheng/swift,atrick/swift,gottesmm/swift,mightydeveloper/swift,kstaring/swift,shahmishal/swift,brentdax/swift,nathawes/swift,Jnosh/swift,return/swift,calebd/swift,manavgabhawala/swift,arvedviehweger/swift,sschiau/swift,milseman/swift,shajrawi/swift,gribozavr/swift,uasys/swift,felix91gr/swift,JaSpa/swift,emilstahl/swift,atrick/swift,karwa/swift,dd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