Create init method on provider interface

vendor/code.cloudfoundry.org/clock/ticker.go

@@ -0,0 +1,20 @@
+package clock
+
+import "time"
+
+type Ticker interface {
+	C() <-chan time.Time
+	Stop()
+}
+
+type realTicker struct {
+	t *time.Ticker
+}
+
+func (t *realTicker) C() <-chan time.Time {
+	return t.t.C
+}
+
+func (t *realTicker) Stop() {
+	t.t.Stop()
+}