godoc, suffixarray: switch to exp/regexp

R=rsc
CC=golang-dev
https://golang.org/cl/4983058

src/cmd/godoc/codewalk.go

@@ -18,7 +18,7 @@ import (
 	"io"
 	"log"
 	"os"
-	"regexp"
+	"exp/regexp"
 	"sort"
 	"strconv"
 	"strings"

src/cmd/godoc/format.go

@@ -15,7 +15,7 @@ import (
 	"go/scanner"
 	"go/token"
 	"io"
-	"regexp"
+	"exp/regexp"
 	"strconv"
 	"template"
 )

src/cmd/godoc/godoc.go

@@ -19,7 +19,7 @@ import (
 	"os"
 	"path"
 	"path/filepath"
-	"regexp"
+	"exp/regexp"
 	"runtime"
 	"sort"
 	"strings"

src/cmd/godoc/index.go

@@ -48,7 +48,7 @@ import (
 	"io"
 	"os"
 	"path/filepath"
-	"regexp"
+	"exp/regexp"
 	"sort"
 	"strings"
 )

src/cmd/godoc/main.go

@@ -40,7 +40,7 @@ import (
 	"os"
 	"path"
 	"path/filepath"
-	"regexp"
+	"exp/regexp"
 	"runtime"
 	"strings"
 	"time"

src/pkg/index/suffixarray/suffixarray.go

@@ -18,7 +18,7 @@ package suffixarray
 
 import (
 	"bytes"
-	"regexp"
+	"exp/regexp"
 	"sort"
 )
 

src/pkg/index/suffixarray/suffixarray_test.go

@@ -6,7 +6,7 @@ package suffixarray
 
 import (
 	"bytes"
-	"regexp"
+	"exp/regexp"
 	"sort"
 	"strings"
 	"testing"