internal/sync: rename Store parameter from old to new

It's not an old value, it's a new value.

Change-Id: I135ecd8815fac9c3d34ca35afa2b62e74fa76cb6
Reviewed-on: https://go-review.googlesource.com/c/go/+/694436
Auto-Submit: Ian Lance Taylor <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
Reviewed-by: Michael Knyszek <[email protected]>

Author: ianlancetaylor

src/internal/sync/hashtriemap.go

@@ -196,8 +196,8 @@ func (ht *HashTrieMap[K, V]) expand(oldEntry, newEntry *entry[K, V], newHash uin
 }
 
 // Store sets the value for a key.
-func (ht *HashTrieMap[K, V]) Store(key K, old V) {
-	_, _ = ht.Swap(key, old)
+func (ht *HashTrieMap[K, V]) Store(key K, new V) {
+	_, _ = ht.Swap(key, new)
 }
 
 // Swap swaps the value for a key and returns the previous value if any.