[pkg] remove vendoring of golang/x/*

I think there's no need of vendoring this.
The debian package builds fine without them - at least with the text-dev
package in testing.

1 files changed, 0 insertions, 23 deletions

diff --git a/vendor/golang.org/x/tools/go/callgraph/cha/testdata/func.go b/vendor/golang.org/x/tools/go/callgraph/cha/testdata/func.go
deleted file mode 100644
index ad483f1..0000000
--- a/vendor/golang.org/x/tools/go/callgraph/cha/testdata/func.go
+++ /dev/null
@@ -1,23 +0,0 @@
-//+build ignore
-
-package main
-
-// Test of dynamic function calls; no interfaces.
-
-func A(int) {}
-
-var (
-	B = func(int) {}
-	C = func(int) {}
-)
-
-func f() {
-	pfn := B
-	pfn(0) // calls A, B, C, even though A is not even address-taken
-}
-
-// WANT:
-// Dynamic calls
-//   f --> A
-//   f --> init$1
-//   f --> init$2