Update references to old snapshot

Author: aturon

src/librustc_typeck/check/_match.rs

@@ -195,7 +195,7 @@ pub fn check_pat<'a, 'tcx>(pcx: &pat_ctxt<'a, 'tcx>,
         ast::PatRegion(ref inner, mutbl) => {
             let inner_ty = fcx.infcx().next_ty_var();
 
-            // SNAP 340ac04 remove this `if`-`else` entirely after next snapshot
+            // SNAP 9e4e524 remove this `if`-`else` entirely after next snapshot
             let mutbl = if mutbl == ast::MutImmutable {
                 ty::deref(fcx.infcx().shallow_resolve(expected), true)
                    .map(|mt| mt.mutbl).unwrap_or(ast::MutImmutable)

src/test/compile-fail/mut-pattern-mismatched.rs

@@ -13,7 +13,7 @@ fn main() {
 
     // (separate lines to ensure the spans are accurate)
 
-    // SNAP 340ac04 uncomment this after the next snapshot
+    // SNAP 9e4e524 uncomment this after the next snapshot
     // NOTE(stage0) just in case tidy doesn't check snap's in tests
     // let &_ // ~ ERROR expected `&mut isize`, found `&_`
     //    = foo;