internal/middleware,worker: fix staticcheck errors

Remove unused code to fix:

internal/middleware/quota_test.go:18:6: func collectViewData is unused (U1000)
internal/middleware/quota_test.go:53:6: func boolptr is unused (U1000)
internal/worker/fetch_test.go:60:8: const goRepositoryURLPrefix is unused (U1000)

Change-Id: I8ad88c8c59e495ce051eeb7fc52de67339a6cf95
Reviewed-on: https://go-review.googlesource.com/c/pkgsite/+/278535
Trust: Julie Qiu <julie@golang.org>
Run-TryBot: Julie Qiu <julie@golang.org>
TryBot-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jonathan Amsterdam <jba@google.com>
diff --git a/internal/middleware/quota_test.go b/internal/middleware/quota_test.go
index e910544..c31a96e 100644
--- a/internal/middleware/quota_test.go
+++ b/internal/middleware/quota_test.go
@@ -12,26 +12,8 @@
 
 	"github.com/alicebob/miniredis/v2"
 	"github.com/go-redis/redis/v8"
-	"go.opencensus.io/stats/view"
 )
 
-func collectViewData(t *testing.T) map[bool]int {
-	m := map[bool]int{}
-	rows, err := view.RetrieveData(QuotaResultCount.Name)
-	if err != nil {
-		t.Fatal(err)
-	}
-	for _, row := range rows {
-		blocked := row.Tags[0].Value == "blocked"
-		if err != nil {
-			t.Fatalf("collectViewData: %v", err)
-		}
-		count := int(row.Data.(*view.CountData).Value)
-		m[blocked] = count
-	}
-	return m
-}
-
 func TestIPKey(t *testing.T) {
 	for _, test := range []struct {
 		in   string
@@ -50,8 +32,6 @@
 	}
 }
 
-func boolptr(b bool) *bool { return &b }
-
 func TestEnforceQuota(t *testing.T) {
 	// This test is inherently time-dependent, so inherently flaky, especially on CI.
 	// So run it a few times before giving up.
diff --git a/internal/worker/fetch_test.go b/internal/worker/fetch_test.go
index 25fcf74..e311a8a 100644
--- a/internal/worker/fetch_test.go
+++ b/internal/worker/fetch_test.go
@@ -57,8 +57,6 @@
 	ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
 	defer cancel()
 
-	const goRepositoryURLPrefix = "https://github.com/golang"
-
 	stdlib.UseTestData = true
 	defer func() { stdlib.UseTestData = false }()