Merge component 'engine' from git@github.com:docker/engine 19.03

Author: GordonTheTurtle

components/engine/Dockerfile

@@ -25,7 +25,7 @@
 #
 
 ARG CROSS="false"
-ARG GO_VERSION=1.12.15
+ARG GO_VERSION=1.12.16
 ARG DEBIAN_FRONTEND=noninteractive
 
 FROM golang:${GO_VERSION}-stretch AS base

components/engine/Dockerfile.e2e

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.12.15
+ARG GO_VERSION=1.12.16
 
 FROM golang:${GO_VERSION}-alpine AS base
 

components/engine/Dockerfile.simple

@@ -5,7 +5,7 @@
 
 # This represents the bare minimum required to build and test Docker.
 
-ARG GO_VERSION=1.12.15
+ARG GO_VERSION=1.12.16
 
 FROM golang:${GO_VERSION}-stretch
 

components/engine/Dockerfile.windows

@@ -165,7 +165,7 @@ FROM microsoft/windowsservercore
 # Use PowerShell as the default shell
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
-ARG GO_VERSION=1.12.15
+ARG GO_VERSION=1.12.16
 
 # Environment variable notes:
 #  - GO_VERSION must be consistent with 'Dockerfile' used by Linux.

components/engine/vendor.conf

@@ -26,8 +26,8 @@ github.com/imdario/mergo                            7c29201646fa3de8506f70121347
 golang.org/x/sync                                   e225da77a7e68af35c70ccbf71af2b83e6acac3c
 
 # buildkit
-github.com/moby/buildkit                            926935b590c94c3659ebcc49cf44da47c1a65ff6
-github.com/tonistiigi/fsutil                        0f039a052ca1da01626278199624b62aed9b3729
+github.com/moby/buildkit                            57e8ad52170d713233569f6d467e609d2b0f90c9
+github.com/tonistiigi/fsutil                        6c909ab392c173a4264ae1bfcbc0450b9aac0c7d
 github.com/grpc-ecosystem/grpc-opentracing          8e809c8a86450a29b90dcc9efbf062d0fe6d9746
 github.com/opentracing/opentracing-go               1361b9cd60be79c4c3a7fa9841b3c132e40066a7
 github.com/google/shlex                             6f45313302b9c56850fc17f99e40caebce98c716
@@ -128,13 +128,13 @@ github.com/containerd/ttrpc                         92c8520ef9f86600c650dd540266
 github.com/gogo/googleapis                          d31c731455cb061f42baff3bda55bad0118b126b # v1.2.0
 
 # cluster
-github.com/docker/swarmkit                          f35d9100f2c6ac810cc8d7de6e8f93dcc7a42d29 # bump_v19.03 branch
+github.com/docker/swarmkit                          062b694b46c0744d601eebef79f3f7433d808a04 # bump_v19.03 branch
 github.com/gogo/protobuf                            ba06b47c162d49f2af050fb4c75bcbc86a159d5c # v1.2.1
 github.com/golang/protobuf                          aa810b61a9c79d51363740d207bb46cf8e620ed5 # v1.2.0
 github.com/cloudflare/cfssl                         5d63dbd981b5c408effbb58c442d54761ff94fbd # 1.3.2
 github.com/fernet/fernet-go                         1b2437bc582b3cfbb341ee5a29f8ef5b42912ff2
 github.com/google/certificate-transparency-go       37a384cd035e722ea46e55029093e26687138edf # v1.0.20
-golang.org/x/crypto                                 88737f569e3a9c7ab309cdc09a07fe7fc87233c3
+golang.org/x/crypto                                 69ecbb4d6d5dab05e49161c6e77ea40a030884e1
 golang.org/x/time                                   fbb02b2291d28baffd63558aa44b4b56f178d650
 github.com/hashicorp/go-memdb                       cb9a474f84cc5e41b273b20c6927680b2a8776ad
 github.com/hashicorp/go-immutable-radix             826af9ccf0feeee615d546d69b11f8e98da8c8f1 git://github.com/tonistiigi/go-immutable-radix.git