Fix spelling typo in comments

Author: markturansky

pkg/api/meta/meta.go

@@ -25,7 +25,7 @@ import (
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/types"
 )
 
-// Accessor takes an arbitary object pointer and returns meta.Interface.
+// Accessor takes an arbitrary object pointer and returns meta.Interface.
 // obj must be a pointer to an API type. An error is returned if the minimum
 // required fields are missing. Fields that are not required return the default
 // value and are a no-op if set.

pkg/util/clock.go

@@ -40,7 +40,7 @@ func (r RealClock) Since(ts time.Time) time.Duration {
 	return time.Since(ts)
 }
 
-// FakeClock implements Clock, but returns an arbitary time.
+// FakeClock implements Clock, but returns an arbitrary time.
 type FakeClock struct {
 	Time time.Time
 }