Godeps: update all dependencies to latest code

6 files changed, 184 insertions, 603 deletions

diff --git a/Godeps/_workspace/src/golang.org/x/net/context/context.go b/Godeps/_workspace/src/golang.org/x/net/context/context.go
index e7ee376c4..11bd8d34e 100644
--- a/Godeps/_workspace/src/golang.org/x/net/context/context.go
+++ b/Godeps/_workspace/src/golang.org/x/net/context/context.go
@@ -34,7 +34,7 @@
 //
 // See http://blog.golang.org/context for example code for a server that uses
 // Contexts.
-package context // import "golang.org/x/net/context"
+package context
 
 import (
 	"errors"
@@ -189,7 +189,7 @@ func Background() Context {
 }
 
 // TODO returns a non-nil, empty Context.  Code should use context.TODO when
-// it's unclear which Context to use or it's is not yet available (because the
+// it's unclear which Context to use or it is not yet available (because the
 // surrounding function has not yet been extended to accept a Context
 // parameter).  TODO is recognized by static analysis tools that determine
 // whether Contexts are propagated correctly in a program.
diff --git a/Godeps/_workspace/src/golang.org/x/net/context/context_test.go b/Godeps/_workspace/src/golang.org/x/net/context/context_test.go
deleted file mode 100644
index faf67722a..000000000
--- a/Godeps/_workspace/src/golang.org/x/net/context/context_test.go
+++ /dev/null
@@ -1,575 +0,0 @@
-// Copyright 2014 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package context
-
-import (
-	"fmt"
-	"math/rand"
-	"runtime"
-	"strings"
-	"sync"
-	"testing"
-	"time"
-)
-
-// otherContext is a Context that's not one of the types defined in context.go.
-// This lets us test code paths that differ based on the underlying type of the
-// Context.
-type otherContext struct {
-	Context
-}
-
-func TestBackground(t *testing.T) {
-	c := Background()
-	if c == nil {
-		t.Fatalf("Background returned nil")
-	}
-	select {
-	case x := <-c.Done():
-		t.Errorf("<-c.Done() == %v want nothing (it should block)", x)
-	default:
-	}
-	if got, want := fmt.Sprint(c), "context.Background"; got != want {
-		t.Errorf("Background().String() = %q want %q", got, want)
-	}
-}
-
-func TestTODO(t *testing.T) {
-	c := TODO()
-	if c == nil {
-		t.Fatalf("TODO returned nil")
-	}
-	select {
-	case x := <-c.Done():
-		t.Errorf("<-c.Done() == %v want nothing (it should block)", x)
-	default:
-	}
-	if got, want := fmt.Sprint(c), "context.TODO"; got != want {
-		t.Errorf("TODO().String() = %q want %q", got, want)
-	}
-}
-
-func TestWithCancel(t *testing.T) {
-	c1, cancel := WithCancel(Background())
-
-	if got, want := fmt.Sprint(c1), "context.Background.WithCancel"; got != want {
-		t.Errorf("c1.String() = %q want %q", got, want)
-	}
-
-	o := otherContext{c1}
-	c2, _ := WithCancel(o)
-	contexts := []Context{c1, o, c2}
-
-	for i, c := range contexts {
-		if d := c.Done(); d == nil {
-			t.Errorf("c[%d].Done() == %v want non-nil", i, d)
-		}
-		if e := c.Err(); e != nil {
-			t.Errorf("c[%d].Err() == %v want nil", i, e)
-		}
-
-		select {
-		case x := <-c.Done():
-			t.Errorf("<-c.Done() == %v want nothing (it should block)", x)
-		default:
-		}
-	}
-
-	cancel()
-	time.Sleep(100 * time.Millisecond) // let cancelation propagate
-
-	for i, c := range contexts {
-		select {
-		case <-c.Done():
-		default:
-			t.Errorf("<-c[%d].Done() blocked, but shouldn't have", i)
-		}
-		if e := c.Err(); e != Canceled {
-			t.Errorf("c[%d].Err() == %v want %v", i, e, Canceled)
-		}
-	}
-}
-
-func TestParentFinishesChild(t *testing.T) {
-	// Context tree:
-	// parent -> cancelChild
-	// parent -> valueChild -> timerChild
-	parent, cancel := WithCancel(Background())
-	cancelChild, stop := WithCancel(parent)
-	defer stop()
-	valueChild := WithValue(parent, "key", "value")
-	timerChild, stop := WithTimeout(valueChild, 10000*time.Hour)
-	defer stop()
-
-	select {
-	case x := <-parent.Done():
-		t.Errorf("<-parent.Done() == %v want nothing (it should block)", x)
-	case x := <-cancelChild.Done():
-		t.Errorf("<-cancelChild.Done() == %v want nothing (it should block)", x)
-	case x := <-timerChild.Done():
-		t.Errorf("<-timerChild.Done() == %v want nothing (it should block)", x)
-	case x := <-valueChild.Done():
-		t.Errorf("<-valueChild.Done() == %v want nothing (it should block)", x)
-	default:
-	}
-
-	// The parent's children should contain the two cancelable children.
-	pc := parent.(*cancelCtx)
-	cc := cancelChild.(*cancelCtx)
-	tc := timerChild.(*timerCtx)
-	pc.mu.Lock()
-	if len(pc.children) != 2 || !pc.children[cc] || !pc.children[tc] {
-		t.Errorf("bad linkage: pc.children = %v, want %v and %v",
-			pc.children, cc, tc)
-	}
-	pc.mu.Unlock()
-
-	if p, ok := parentCancelCtx(cc.Context); !ok || p != pc {
-		t.Errorf("bad linkage: parentCancelCtx(cancelChild.Context) = %v, %v want %v, true", p, ok, pc)
-	}
-	if p, ok := parentCancelCtx(tc.Context); !ok || p != pc {
-		t.Errorf("bad linkage: parentCancelCtx(timerChild.Context) = %v, %v want %v, true", p, ok, pc)
-	}
-
-	cancel()
-
-	pc.mu.Lock()
-	if len(pc.children) != 0 {
-		t.Errorf("pc.cancel didn't clear pc.children = %v", pc.children)
-	}
-	pc.mu.Unlock()
-
-	// parent and children should all be finished.
-	check := func(ctx Context, name string) {
-		select {
-		case <-ctx.Done():
-		default:
-			t.Errorf("<-%s.Done() blocked, but shouldn't have", name)
-		}
-		if e := ctx.Err(); e != Canceled {
-			t.Errorf("%s.Err() == %v want %v", name, e, Canceled)
-		}
-	}
-	check(parent, "parent")
-	check(cancelChild, "cancelChild")
-	check(valueChild, "valueChild")
-	check(timerChild, "timerChild")
-
-	// WithCancel should return a canceled context on a canceled parent.
-	precanceledChild := WithValue(parent, "key", "value")
-	select {
-	case <-precanceledChild.Done():
-	default:
-		t.Errorf("<-precanceledChild.Done() blocked, but shouldn't have")
-	}
-	if e := precanceledChild.Err(); e != Canceled {
-		t.Errorf("precanceledChild.Err() == %v want %v", e, Canceled)
-	}
-}
-
-func TestChildFinishesFirst(t *testing.T) {
-	cancelable, stop := WithCancel(Background())
-	defer stop()
-	for _, parent := range []Context{Background(), cancelable} {
-		child, cancel := WithCancel(parent)
-
-		select {
-		case x := <-parent.Done():
-			t.Errorf("<-parent.Done() == %v want nothing (it should block)", x)
-		case x := <-child.Done():
-			t.Errorf("<-child.Done() == %v want nothing (it should block)", x)
-		default:
-		}
-
-		cc := child.(*cancelCtx)
-		pc, pcok := parent.(*cancelCtx) // pcok == false when parent == Background()
-		if p, ok := parentCancelCtx(cc.Context); ok != pcok || (ok && pc != p) {
-			t.Errorf("bad linkage: parentCancelCtx(cc.Context) = %v, %v want %v, %v", p, ok, pc, pcok)
-		}
-
-		if pcok {
-			pc.mu.Lock()
-			if len(pc.children) != 1 || !pc.children[cc] {
-				t.Errorf("bad linkage: pc.children = %v, cc = %v", pc.children, cc)
-			}
-			pc.mu.Unlock()
-		}
-
-		cancel()
-
-		if pcok {
-			pc.mu.Lock()
-			if len(pc.children) != 0 {
-				t.Errorf("child's cancel didn't remove self from pc.children = %v", pc.children)
-			}
-			pc.mu.Unlock()
-		}
-
-		// child should be finished.
-		select {
-		case <-child.Done():
-		default:
-			t.Errorf("<-child.Done() blocked, but shouldn't have")
-		}
-		if e := child.Err(); e != Canceled {
-			t.Errorf("child.Err() == %v want %v", e, Canceled)
-		}
-
-		// parent should not be finished.
-		select {
-		case x := <-parent.Done():
-			t.Errorf("<-parent.Done() == %v want nothing (it should block)", x)
-		default:
-		}
-		if e := parent.Err(); e != nil {
-			t.Errorf("parent.Err() == %v want nil", e)
-		}
-	}
-}
-
-func testDeadline(c Context, wait time.Duration, t *testing.T) {
-	select {
-	case <-time.After(wait):
-		t.Fatalf("context should have timed out")
-	case <-c.Done():
-	}
-	if e := c.Err(); e != DeadlineExceeded {
-		t.Errorf("c.Err() == %v want %v", e, DeadlineExceeded)
-	}
-}
-
-func TestDeadline(t *testing.T) {
-	c, _ := WithDeadline(Background(), time.Now().Add(100*time.Millisecond))
-	if got, prefix := fmt.Sprint(c), "context.Background.WithDeadline("; !strings.HasPrefix(got, prefix) {
-		t.Errorf("c.String() = %q want prefix %q", got, prefix)
-	}
-	testDeadline(c, 200*time.Millisecond, t)
-
-	c, _ = WithDeadline(Background(), time.Now().Add(100*time.Millisecond))
-	o := otherContext{c}
-	testDeadline(o, 200*time.Millisecond, t)
-
-	c, _ = WithDeadline(Background(), time.Now().Add(100*time.Millisecond))
-	o = otherContext{c}
-	c, _ = WithDeadline(o, time.Now().Add(300*time.Millisecond))
-	testDeadline(c, 200*time.Millisecond, t)
-}
-
-func TestTimeout(t *testing.T) {
-	c, _ := WithTimeout(Background(), 100*time.Millisecond)
-	if got, prefix := fmt.Sprint(c), "context.Background.WithDeadline("; !strings.HasPrefix(got, prefix) {
-		t.Errorf("c.String() = %q want prefix %q", got, prefix)
-	}
-	testDeadline(c, 200*time.Millisecond, t)
-
-	c, _ = WithTimeout(Background(), 100*time.Millisecond)
-	o := otherContext{c}
-	testDeadline(o, 200*time.Millisecond, t)
-
-	c, _ = WithTimeout(Background(), 100*time.Millisecond)
-	o = otherContext{c}
-	c, _ = WithTimeout(o, 300*time.Millisecond)
-	testDeadline(c, 200*time.Millisecond, t)
-}
-
-func TestCanceledTimeout(t *testing.T) {
-	c, _ := WithTimeout(Background(), 200*time.Millisecond)
-	o := otherContext{c}
-	c, cancel := WithTimeout(o, 400*time.Millisecond)
-	cancel()
-	time.Sleep(100 * time.Millisecond) // let cancelation propagate
-	select {
-	case <-c.Done():
-	default:
-		t.Errorf("<-c.Done() blocked, but shouldn't have")
-	}
-	if e := c.Err(); e != Canceled {
-		t.Errorf("c.Err() == %v want %v", e, Canceled)
-	}
-}
-
-type key1 int
-type key2 int
-
-var k1 = key1(1)
-var k2 = key2(1) // same int as k1, different type
-var k3 = key2(3) // same type as k2, different int
-
-func TestValues(t *testing.T) {
-	check := func(c Context, nm, v1, v2, v3 string) {
-		if v, ok := c.Value(k1).(string); ok == (len(v1) == 0) || v != v1 {
-			t.Errorf(`%s.Value(k1).(string) = %q, %t want %q, %t`, nm, v, ok, v1, len(v1) != 0)
-		}
-		if v, ok := c.Value(k2).(string); ok == (len(v2) == 0) || v != v2 {
-			t.Errorf(`%s.Value(k2).(string) = %q, %t want %q, %t`, nm, v, ok, v2, len(v2) != 0)
-		}
-		if v, ok := c.Value(k3).(string); ok == (len(v3) == 0) || v != v3 {
-			t.Errorf(`%s.Value(k3).(string) = %q, %t want %q, %t`, nm, v, ok, v3, len(v3) != 0)
-		}
-	}
-
-	c0 := Background()
-	check(c0, "c0", "", "", "")
-
-	c1 := WithValue(Background(), k1, "c1k1")
-	check(c1, "c1", "c1k1", "", "")
-
-	if got, want := fmt.Sprint(c1), `context.Background.WithValue(1, "c1k1")`; got != want {
-		t.Errorf("c.String() = %q want %q", got, want)
-	}
-
-	c2 := WithValue(c1, k2, "c2k2")
-	check(c2, "c2", "c1k1", "c2k2", "")
-
-	c3 := WithValue(c2, k3, "c3k3")
-	check(c3, "c2", "c1k1", "c2k2", "c3k3")
-
-	c4 := WithValue(c3, k1, nil)
-	check(c4, "c4", "", "c2k2", "c3k3")
-
-	o0 := otherContext{Background()}
-	check(o0, "o0", "", "", "")
-
-	o1 := otherContext{WithValue(Background(), k1, "c1k1")}
-	check(o1, "o1", "c1k1", "", "")
-
-	o2 := WithValue(o1, k2, "o2k2")
-	check(o2, "o2", "c1k1", "o2k2", "")
-
-	o3 := otherContext{c4}
-	check(o3, "o3", "", "c2k2", "c3k3")
-
-	o4 := WithValue(o3, k3, nil)
-	check(o4, "o4", "", "c2k2", "")
-}
-
-func TestAllocs(t *testing.T) {
-	bg := Background()
-	for _, test := range []struct {
-		desc       string
-		f          func()
-		limit      float64
-		gccgoLimit float64
-	}{
-		{
-			desc:       "Background()",
-			f:          func() { Background() },
-			limit:      0,
-			gccgoLimit: 0,
-		},
-		{
-			desc: fmt.Sprintf("WithValue(bg, %v, nil)", k1),
-			f: func() {
-				c := WithValue(bg, k1, nil)
-				c.Value(k1)
-			},
-			limit:      3,
-			gccgoLimit: 3,
-		},
-		{
-			desc: "WithTimeout(bg, 15*time.Millisecond)",
-			f: func() {
-				c, _ := WithTimeout(bg, 15*time.Millisecond)
-				<-c.Done()
-			},
-			limit:      8,
-			gccgoLimit: 13,
-		},
-		{
-			desc: "WithCancel(bg)",
-			f: func() {
-				c, cancel := WithCancel(bg)
-				cancel()
-				<-c.Done()
-			},
-			limit:      5,
-			gccgoLimit: 8,
-		},
-		{
-			desc: "WithTimeout(bg, 100*time.Millisecond)",
-			f: func() {
-				c, cancel := WithTimeout(bg, 100*time.Millisecond)
-				cancel()
-				<-c.Done()
-			},
-			limit:      8,
-			gccgoLimit: 25,
-		},
-	} {
-		limit := test.limit
-		if runtime.Compiler == "gccgo" {
-			// gccgo does not yet do escape analysis.
-			// TOOD(iant): Remove this when gccgo does do escape analysis.
-			limit = test.gccgoLimit
-		}
-		if n := testing.AllocsPerRun(100, test.f); n > limit {
-			t.Errorf("%s allocs = %f want %d", test.desc, n, int(limit))
-		}
-	}
-}
-
-func TestSimultaneousCancels(t *testing.T) {
-	root, cancel := WithCancel(Background())
-	m := map[Context]CancelFunc{root: cancel}
-	q := []Context{root}
-	// Create a tree of contexts.
-	for len(q) != 0 && len(m) < 100 {
-		parent := q[0]
-		q = q[1:]
-		for i := 0; i < 4; i++ {
-			ctx, cancel := WithCancel(parent)
-			m[ctx] = cancel
-			q = append(q, ctx)
-		}
-	}
-	// Start all the cancels in a random order.
-	var wg sync.WaitGroup
-	wg.Add(len(m))
-	for _, cancel := range m {
-		go func(cancel CancelFunc) {
-			cancel()
-			wg.Done()
-		}(cancel)
-	}
-	// Wait on all the contexts in a random order.
-	for ctx := range m {
-		select {
-		case <-ctx.Done():
-		case <-time.After(1 * time.Second):
-			buf := make([]byte, 10<<10)
-			n := runtime.Stack(buf, true)
-			t.Fatalf("timed out waiting for <-ctx.Done(); stacks:\n%s", buf[:n])
-		}
-	}
-	// Wait for all the cancel functions to return.
-	done := make(chan struct{})
-	go func() {
-		wg.Wait()
-		close(done)
-	}()
-	select {
-	case <-done:
-	case <-time.After(1 * time.Second):
-		buf := make([]byte, 10<<10)
-		n := runtime.Stack(buf, true)
-		t.Fatalf("timed out waiting for cancel functions; stacks:\n%s", buf[:n])
-	}
-}
-
-func TestInterlockedCancels(t *testing.T) {
-	parent, cancelParent := WithCancel(Background())
-	child, cancelChild := WithCancel(parent)
-	go func() {
-		parent.Done()
-		cancelChild()
-	}()
-	cancelParent()
-	select {
-	case <-child.Done():
-	case <-time.After(1 * time.Second):
-		buf := make([]byte, 10<<10)
-		n := runtime.Stack(buf, true)
-		t.Fatalf("timed out waiting for child.Done(); stacks:\n%s", buf[:n])
-	}
-}
-
-func TestLayersCancel(t *testing.T) {
-	testLayers(t, time.Now().UnixNano(), false)
-}
-
-func TestLayersTimeout(t *testing.T) {
-	testLayers(t, time.Now().UnixNano(), true)
-}
-
-func testLayers(t *testing.T, seed int64, testTimeout bool) {
-	rand.Seed(seed)
-	errorf := func(format string, a ...interface{}) {
-		t.Errorf(fmt.Sprintf("seed=%d: %s", seed, format), a...)
-	}
-	const (
-		timeout   = 200 * time.Millisecond
-		minLayers = 30
-	)
-	type value int
-	var (
-		vals      []*value
-		cancels   []CancelFunc
-		numTimers int
-		ctx       = Background()
-	)
-	for i := 0; i < minLayers || numTimers == 0 || len(cancels) == 0 || len(vals) == 0; i++ {
-		switch rand.Intn(3) {
-		case 0:
-			v := new(value)
-			ctx = WithValue(ctx, v, v)
-			vals = append(vals, v)
-		case 1:
-			var cancel CancelFunc
-			ctx, cancel = WithCancel(ctx)
-			cancels = append(cancels, cancel)
-		case 2:
-			var cancel CancelFunc
-			ctx, cancel = WithTimeout(ctx, timeout)
-			cancels = append(cancels, cancel)
-			numTimers++
-		}
-	}
-	checkValues := func(when string) {
-		for _, key := range vals {
-			if val := ctx.Value(key).(*value); key != val {
-				errorf("%s: ctx.Value(%p) = %p want %p", when, key, val, key)
-			}
-		}
-	}
-	select {
-	case <-ctx.Done():
-		errorf("ctx should not be canceled yet")
-	default:
-	}
-	if s, prefix := fmt.Sprint(ctx), "context.Background."; !strings.HasPrefix(s, prefix) {
-		t.Errorf("ctx.String() = %q want prefix %q", s, prefix)
-	}
-	t.Log(ctx)
-	checkValues("before cancel")
-	if testTimeout {
-		select {
-		case <-ctx.Done():
-		case <-time.After(timeout + timeout/10):
-			errorf("ctx should have timed out")
-		}
-		checkValues("after timeout")
-	} else {
-		cancel := cancels[rand.Intn(len(cancels))]
-		cancel()
-		select {
-		case <-ctx.Done():
-		default:
-			errorf("ctx should be canceled")
-		}
-		checkValues("after cancel")
-	}
-}
-
-func TestCancelRemoves(t *testing.T) {
-	checkChildren := func(when string, ctx Context, want int) {
-		if got := len(ctx.(*cancelCtx).children); got != want {
-			t.Errorf("%s: context has %d children, want %d", when, got, want)
-		}
-	}
-
-	ctx, _ := WithCancel(Background())
-	checkChildren("after creation", ctx, 0)
-	_, cancel := WithCancel(ctx)
-	checkChildren("with WithCancel child ", ctx, 1)
-	cancel()
-	checkChildren("after cancelling WithCancel child", ctx, 0)
-
-	ctx, _ = WithCancel(Background())
-	checkChildren("after creation", ctx, 0)
-	_, cancel = WithTimeout(ctx, 60*time.Minute)
-	checkChildren("with WithTimeout child ", ctx, 1)
-	cancel()
-	checkChildren("after cancelling WithTimeout child", ctx, 0)
-}
diff --git a/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq.go b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq.go
new file mode 100644
index 000000000..e3170e333
--- /dev/null
+++ b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq.go
@@ -0,0 +1,19 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build go1.5
+
+package ctxhttp
+
+import "net/http"
+
+func canceler(client *http.Client, req *http.Request) func() {
+	// TODO(djd): Respect any existing value of req.Cancel.
+	ch := make(chan struct{})
+	req.Cancel = ch
+
+	return func() {
+		close(ch)
+	}
+}
diff --git a/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq_go14.go b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq_go14.go
new file mode 100644
index 000000000..56bcbadb8
--- /dev/null
+++ b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/cancelreq_go14.go
@@ -0,0 +1,23 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !go1.5
+
+package ctxhttp
+
+import "net/http"
+
+type requestCanceler interface {
+	CancelRequest(*http.Request)
+}
+
+func canceler(client *http.Client, req *http.Request) func() {
+	rc, ok := client.Transport.(requestCanceler)
+	if !ok {
+		return func() {}
+	}
+	return func() {
+		rc.CancelRequest(req)
+	}
+}
diff --git a/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/ctxhttp.go b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/ctxhttp.go
new file mode 100644
index 000000000..26a5e19ac
--- /dev/null
+++ b/Godeps/_workspace/src/golang.org/x/net/context/ctxhttp/ctxhttp.go
@@ -0,0 +1,140 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package ctxhttp provides helper functions for performing context-aware HTTP requests.
+package ctxhttp
+
+import (
+	"io"
+	"net/http"
+	"net/url"
+	"strings"
+
+	"golang.org/x/net/context"
+)
+
+func nop() {}
+
+var (
+	testHookContextDoneBeforeHeaders = nop
+	testHookDoReturned               = nop
+	testHookDidBodyClose             = nop
+)
+
+// Do sends an HTTP request with the provided http.Client and returns an HTTP response.
+// If the client is nil, http.DefaultClient is used.
+// If the context is canceled or times out, ctx.Err() will be returned.
+func Do(ctx context.Context, client *http.Client, req *http.Request) (*http.Response, error) {
+	if client == nil {
+		client = http.DefaultClient
+	}
+
+	// Request cancelation changed in Go 1.5, see cancelreq.go and cancelreq_go14.go.
+	cancel := canceler(client, req)
+
+	type responseAndError struct {
+		resp *http.Response
+		err  error
+	}
+	result := make(chan responseAndError, 1)
+
+	go func() {
+		resp, err := client.Do(req)
+		testHookDoReturned()
+		result <- responseAndError{resp, err}
+	}()
+
+	var resp *http.Response
+
+	select {
+	case <-ctx.Done():
+		testHookContextDoneBeforeHeaders()
+		cancel()
+		// Clean up after the goroutine calling client.Do:
+		go func() {
+			if r := <-result; r.resp != nil {
+				testHookDidBodyClose()
+				r.resp.Body.Close()
+			}
+		}()
+		return nil, ctx.Err()
+	case r := <-result:
+		var err error
+		resp, err = r.resp, r.err
+		if err != nil {
+			return resp, err
+		}
+	}
+
+	c := make(chan struct{})
+	go func() {
+		select {
+		case <-ctx.Done():
+			cancel()
+		case <-c:
+			// The response's Body is closed.
+		}
+	}()
+	resp.Body = &notifyingReader{resp.Body, c}
+
+	return resp, nil
+}
+
+// Get issues a GET request via the Do function.
+func Get(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		return nil, err
+	}
+	return Do(ctx, client, req)
+}
+
+// Head issues a HEAD request via the Do function.
+func Head(ctx context.Context, client *http.Client, url string) (*http.Response, error) {
+	req, err := http.NewRequest("HEAD", url, nil)
+	if err != nil {
+		return nil, err
+	}
+	return Do(ctx, client, req)
+}
+
+// Post issues a POST request via the Do function.
+func Post(ctx context.Context, client *http.Client, url string, bodyType string, body io.Reader) (*http.Response, error) {
+	req, err := http.NewRequest("POST", url, body)
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("Content-Type", bodyType)
+	return Do(ctx, client, req)
+}
+
+// PostForm issues a POST request via the Do function.
+func PostForm(ctx context.Context, client *http.Client, url string, data url.Values) (*http.Response, error) {
+	return Post(ctx, client, url, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
+}
+
+// notifyingReader is an io.ReadCloser that closes the notify channel after
+// Close is called or a Read fails on the underlying ReadCloser.
+type notifyingReader struct {
+	io.ReadCloser
+	notify chan<- struct{}
+}
+
+func (r *notifyingReader) Read(p []byte) (int, error) {
+	n, err := r.ReadCloser.Read(p)
+	if err != nil && r.notify != nil {
+		close(r.notify)
+		r.notify = nil
+	}
+	return n, err
+}
+
+func (r *notifyingReader) Close() error {
+	err := r.ReadCloser.Close()
+	if r.notify != nil {
+		close(r.notify)
+		r.notify = nil
+	}
+	return err
+}
diff --git a/Godeps/_workspace/src/golang.org/x/net/context/withtimeout_test.go b/Godeps/_workspace/src/golang.org/x/net/context/withtimeout_test.go
deleted file mode 100644
index a6754dc36..000000000
--- a/Godeps/_workspace/src/golang.org/x/net/context/withtimeout_test.go
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright 2014 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package context_test
-
-import (
-	"fmt"
-	"time"
-
-	"golang.org/x/net/context"
-)
-
-func ExampleWithTimeout() {
-	// Pass a context with a timeout to tell a blocking function that it
-	// should abandon its work after the timeout elapses.
-	ctx, _ := context.WithTimeout(context.Background(), 100*time.Millisecond)
-	select {
-	case <-time.After(200 * time.Millisecond):
-		fmt.Println("overslept")
-	case <-ctx.Done():
-		fmt.Println(ctx.Err()) // prints "context deadline exceeded"
-	}
-	// Output:
-	// context deadline exceeded
-}