Fix new linter errors.

wrouesnel · wrouesnel · commit 17592ee8e994 · 2017-08-04T02:30:33.000+10:00
diff --git a/postgres_exporter_test.go b/postgres_exporter_test.go
@@ -13,7 +13,6 @@ import (
 func Test(t *testing.T) { TestingT(t) }
 
 type FunctionalSuite struct {
-	e *Exporter
 }
 
 var _ = Suite(&FunctionalSuite{})

Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,6 @@ import (`
`13`	`13`	`func Test(t *testing.T) { TestingT(t) }`
`14`	`14`
`15`	`15`	`type FunctionalSuite struct {`
`16`		`- e *Exporter`
`17`	`16`	`}`
`18`	`17`
`19`	`18`	`var _ = Suite(&FunctionalSuite{})`