[chore]: Bump golang.org/x/oauth2 from 0.18.0 to 0.19.0 (#2816)

Bumps [golang.org/x/oauth2](https://github.com/golang/oauth2) from 0.18.0 to 0.19.0.
- [Commits](https://github.com/golang/oauth2/compare/v0.18.0...v0.19.0)

---
updated-dependencies:
- dependency-name: golang.org/x/oauth2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

1 files changed, 0 insertions, 141 deletions

diff --git a/vendor/google.golang.org/appengine/internal/api_common.go b/vendor/google.golang.org/appengine/internal/api_common.go
deleted file mode 100644
index 5b95c13d9..000000000
--- a/vendor/google.golang.org/appengine/internal/api_common.go
+++ /dev/null
@@ -1,141 +0,0 @@
-// Copyright 2015 Google Inc. All rights reserved.
-// Use of this source code is governed by the Apache 2.0
-// license that can be found in the LICENSE file.
-
-package internal
-
-import (
-	"context"
-	"errors"
-	"os"
-
-	"github.com/golang/protobuf/proto"
-)
-
-type ctxKey string
-
-func (c ctxKey) String() string {
-	return "appengine context key: " + string(c)
-}
-
-var errNotAppEngineContext = errors.New("not an App Engine context")
-
-type CallOverrideFunc func(ctx context.Context, service, method string, in, out proto.Message) error
-
-var callOverrideKey = "holds []CallOverrideFunc"
-
-func WithCallOverride(ctx context.Context, f CallOverrideFunc) context.Context {
-	// We avoid appending to any existing call override
-	// so we don't risk overwriting a popped stack below.
-	var cofs []CallOverrideFunc
-	if uf, ok := ctx.Value(&callOverrideKey).([]CallOverrideFunc); ok {
-		cofs = append(cofs, uf...)
-	}
-	cofs = append(cofs, f)
-	return context.WithValue(ctx, &callOverrideKey, cofs)
-}
-
-func callOverrideFromContext(ctx context.Context) (CallOverrideFunc, context.Context, bool) {
-	cofs, _ := ctx.Value(&callOverrideKey).([]CallOverrideFunc)
-	if len(cofs) == 0 {
-		return nil, nil, false
-	}
-	// We found a list of overrides; grab the last, and reconstitute a
-	// context that will hide it.
-	f := cofs[len(cofs)-1]
-	ctx = context.WithValue(ctx, &callOverrideKey, cofs[:len(cofs)-1])
-	return f, ctx, true
-}
-
-type logOverrideFunc func(level int64, format string, args ...interface{})
-
-var logOverrideKey = "holds a logOverrideFunc"
-
-func WithLogOverride(ctx context.Context, f logOverrideFunc) context.Context {
-	return context.WithValue(ctx, &logOverrideKey, f)
-}
-
-var appIDOverrideKey = "holds a string, being the full app ID"
-
-func WithAppIDOverride(ctx context.Context, appID string) context.Context {
-	return context.WithValue(ctx, &appIDOverrideKey, appID)
-}
-
-var apiHostOverrideKey = ctxKey("holds a string, being the alternate API_HOST")
-
-func withAPIHostOverride(ctx context.Context, apiHost string) context.Context {
-	return context.WithValue(ctx, apiHostOverrideKey, apiHost)
-}
-
-var apiPortOverrideKey = ctxKey("holds a string, being the alternate API_PORT")
-
-func withAPIPortOverride(ctx context.Context, apiPort string) context.Context {
-	return context.WithValue(ctx, apiPortOverrideKey, apiPort)
-}
-
-var namespaceKey = "holds the namespace string"
-
-func withNamespace(ctx context.Context, ns string) context.Context {
-	return context.WithValue(ctx, &namespaceKey, ns)
-}
-
-func NamespaceFromContext(ctx context.Context) string {
-	// If there's no namespace, return the empty string.
-	ns, _ := ctx.Value(&namespaceKey).(string)
-	return ns
-}
-
-// FullyQualifiedAppID returns the fully-qualified application ID.
-// This may contain a partition prefix (e.g. "s~" for High Replication apps),
-// or a domain prefix (e.g. "example.com:").
-func FullyQualifiedAppID(ctx context.Context) string {
-	if id, ok := ctx.Value(&appIDOverrideKey).(string); ok {
-		return id
-	}
-	return fullyQualifiedAppID(ctx)
-}
-
-func Logf(ctx context.Context, level int64, format string, args ...interface{}) {
-	if f, ok := ctx.Value(&logOverrideKey).(logOverrideFunc); ok {
-		f(level, format, args...)
-		return
-	}
-	c := fromContext(ctx)
-	if c == nil {
-		panic(errNotAppEngineContext)
-	}
-	logf(c, level, format, args...)
-}
-
-// NamespacedContext wraps a Context to support namespaces.
-func NamespacedContext(ctx context.Context, namespace string) context.Context {
-	return withNamespace(ctx, namespace)
-}
-
-// SetTestEnv sets the env variables for testing background ticket in Flex.
-func SetTestEnv() func() {
-	var environ = []struct {
-		key, value string
-	}{
-		{"GAE_LONG_APP_ID", "my-app-id"},
-		{"GAE_MINOR_VERSION", "067924799508853122"},
-		{"GAE_MODULE_INSTANCE", "0"},
-		{"GAE_MODULE_NAME", "default"},
-		{"GAE_MODULE_VERSION", "20150612t184001"},
-	}
-
-	for _, v := range environ {
-		old := os.Getenv(v.key)
-		os.Setenv(v.key, v.value)
-		v.value = old
-	}
-	return func() { // Restore old environment after the test completes.
-		for _, v := range environ {
-			if v.value == "" {
-				os.Unsetenv(v.key)
-				continue
-			}
-			os.Setenv(v.key, v.value)
-		}
-	}
-}