Drop RandomAccessCollection conformance for String.UTF16View

Dave Abrahams · Dave Abrahams · commit f65a3c14986f · 2017-07-22T15:38:19.000-07:00
This is consistent with what we've done in the foundation overlay for
OSX.
diff --git a/Foundation/ExtraStringAPIs.swift b/Foundation/ExtraStringAPIs.swift
@@ -29,6 +29,4 @@ extension String.UTF16View.Index : Strideable {
     }
 }
 
-extension String.UTF16View : RandomAccessCollection {}
-extension String.UTF16View.Indices : RandomAccessCollection {}
 

Original file line number	Diff line number	Diff line change
`@@ -29,6 +29,4 @@ extension String.UTF16View.Index : Strideable {`
`29`	`29`	`}`
`30`	`30`	`}`
`31`	`31`
`32`		`-extension String.UTF16View : RandomAccessCollection {}`
`33`		`-extension String.UTF16View.Indices : RandomAccessCollection {}`
`34`	`32`