reflect: remove references to container/vector.

It's not even using vectors - the references are just examples.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/4938043

src/pkg/reflect/all_test.go

@@ -6,7 +6,7 @@ package reflect_test
 
 import (
 	"bytes"
-	"container/vector"
+	"encoding/base64"
 	"fmt"
 	"io"
 	"os"
@@ -1322,8 +1322,8 @@ func TestFieldByName(t *testing.T) {
 }
 
 func TestImportPath(t *testing.T) {
-	if path := TypeOf(vector.Vector{}).PkgPath(); path != "container/vector" {
-		t.Errorf("TypeOf(vector.Vector{}).PkgPath() = %q, want \"container/vector\"", path)
+	if path := TypeOf(&base64.Encoding{}).Elem().PkgPath(); path != "encoding/base64" {
+		t.Errorf(`TypeOf(&base64.Encoding{}).Elem().PkgPath() = %q, want "encoding/base64"`, path)
 	}
 }
 

src/pkg/reflect/type.go

@@ -65,7 +65,7 @@ type Type interface {
 	Name() string
 
 	// PkgPath returns the type's package path.
-	// The package path is a full package import path like "container/vector".
+	// The package path is a full package import path like "encoding/base64".
 	// PkgPath returns an empty string for unnamed types.
 	PkgPath() string
 
@@ -75,7 +75,7 @@ type Type interface {
 
 	// String returns a string representation of the type.
 	// The string representation may use shortened package names
-	// (e.g., vector instead of "container/vector") and is not
+	// (e.g., base64 instead of "encoding/base64") and is not
 	// guaranteed to be unique among types.  To test for equality,
 	// compare the Types directly.
 	String() string