internal: use time.Since instead of time.Now().Sub

Change-Id: I536c7fad84a63e96658c6930a5a77fd70edca33c
Reviewed-on: https://go-review.googlesource.com/c/go/+/436718
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>

diff --git a/src/internal/fuzz/worker.go b/src/internal/fuzz/worker.go
index fca3aea578debd860c32b122e1c0b5727d6fb141..467c39bdc931ab936f62f56d580a953bf710ffb2 100644 (file)
--- a/src/internal/fuzz/worker.go
+++ b/src/internal/fuzz/worker.go
@@ -792,7 +792,7 @@ func (ws *workerServer) fuzz(ctx context.Context, args fuzzArgs) (resp fuzzRespo
 
 func (ws *workerServer) minimize(ctx context.Context, args minimizeArgs) (resp minimizeResponse) {
        start := time.Now()
-       defer func() { resp.Duration = time.Now().Sub(start) }()
+       defer func() { resp.Duration = time.Since(start) }()
        mem := <-ws.memMu
        defer func() { ws.memMu <- mem }()
        vals, err := unmarshalCorpusFile(mem.valueCopy())