Fix unused import error

runtime/Go/antlr/atn.go

@@ -1,8 +1,5 @@
 package antlr
 
-import "fmt"
-
-
 var ATNInvalidAltNumber int
 
 type ATN struct {

runtime/Go/antlr/common_token_factory.go

@@ -1,7 +1,5 @@
 package antlr
 
-import "fmt"
-
 // TokenFactory creates CommonToken objects.
 type TokenFactory interface {
 	Create(source *TokenSourceCharStreamPair, ttype int, text string, channel, start, stop, line, column int) Token

runtime/Go/antlr/common_token_stream.go

@@ -1,7 +1,6 @@
 package antlr
 
 import (
-	"fmt"
 	"strconv"
 )
 

runtime/Go/antlr/file_stream.go

@@ -2,7 +2,6 @@ package antlr
 
 import (
 	"bytes"
-	"fmt"
 	"io"
 	"os"
 )

runtime/Go/antlr/input_stream.go

@@ -1,7 +1,5 @@
 package antlr
 
-import "fmt"
-
 type InputStream struct {
 	name  string
 	index int

runtime/Go/antlr/interval_set.go

@@ -1,7 +1,6 @@
 package antlr
 
 import (
-	"fmt"
 	"strconv"
 	"strings"
 )

runtime/Go/antlr/lexer_action_executor.go

@@ -1,9 +1,5 @@
 package antlr
 
-import (
-	"fmt"
-)
-
 // Represents an executor for a sequence of lexer actions which traversed during
 // the Matching operation of a lexer rule (token).
 //

runtime/Go/antlr/ll1_analyzer.go

@@ -1,9 +1,5 @@
 package antlr
 
-import (
-	"fmt"
-)
-
 type LL1Analyzer struct {
 	atn *ATN
 }