Remove unused runc files

We no longer use runc code to read network I/O usage. This lets
us remove a lot of vendored code.

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>

Closes: #425
Approved by: rhatdan

3 files changed, 0 insertions, 70 deletions

diff --git a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/capture.go b/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/capture.go
deleted file mode 100644
index 0bbe14950..000000000
--- a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/capture.go
+++ /dev/null
@@ -1,27 +0,0 @@
-package stacktrace
-
-import "runtime"
-
-// Capture captures a stacktrace for the current calling go program
-//
-// skip is the number of frames to skip
-func Capture(userSkip int) Stacktrace {
-	var (
-		skip   = userSkip + 1 // add one for our own function
-		frames []Frame
-		prevPc uintptr
-	)
-	for i := skip; ; i++ {
-		pc, file, line, ok := runtime.Caller(i)
-		//detect if caller is repeated to avoid loop, gccgo
-		//currently runs  into a loop without this check
-		if !ok || pc == prevPc {
-			break
-		}
-		frames = append(frames, NewFrame(pc, file, line))
-		prevPc = pc
-	}
-	return Stacktrace{
-		Frames: frames,
-	}
-}
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go b/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go
deleted file mode 100644
index 0d590d9a5..000000000
--- a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/frame.go
+++ /dev/null
@@ -1,38 +0,0 @@
-package stacktrace
-
-import (
-	"path/filepath"
-	"runtime"
-	"strings"
-)
-
-// NewFrame returns a new stack frame for the provided information
-func NewFrame(pc uintptr, file string, line int) Frame {
-	fn := runtime.FuncForPC(pc)
-	if fn == nil {
-		return Frame{}
-	}
-	pack, name := parseFunctionName(fn.Name())
-	return Frame{
-		Line:     line,
-		File:     filepath.Base(file),
-		Package:  pack,
-		Function: name,
-	}
-}
-
-func parseFunctionName(name string) (string, string) {
-	i := strings.LastIndex(name, ".")
-	if i == -1 {
-		return "", name
-	}
-	return name[:i], name[i+1:]
-}
-
-// Frame contains all the information for a stack frame within a go program
-type Frame struct {
-	File     string
-	Function string
-	Package  string
-	Line     int
-}
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/stacktrace.go b/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/stacktrace.go
deleted file mode 100644
index 5e8b58d2d..000000000
--- a/vendor/github.com/opencontainers/runc/libcontainer/stacktrace/stacktrace.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package stacktrace
-
-type Stacktrace struct {
-	Frames []Frame
-}