Add android_sdk checkout

Bug: chromium:428426
Change-Id: I12c2969fe8b37a604b14300433f3e3f09aeb24e6
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/36584
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>

.gitignore

diff --git a/.gitignore b/.gitignore
index 41e32b9..ce1c300 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@
 doc/doc.css
 
 util/bot/android_ndk
+util/bot/android_sdk/public
 util/bot/android_tools
 util/bot/cmake-linux64
 util/bot/cmake-linux64.tar.gz

util/bot/DEPS

diff --git a/util/bot/DEPS b/util/bot/DEPS
index 09a1cba..1493d8a 100644
--- a/util/bot/DEPS
+++ b/util/bot/DEPS
@@ -19,6 +19,8 @@
   'checkout_sde': False,
   'checkout_nasm': False,
   'checkout_libcxx': False,
+
+  'android_sdk_platform-tools_version': 'MSnxgXN7IurL-MQs1RrTkSFSb8Xd1UtZjLArI8Ty1FgC',
 }
 
 deps = {
@@ -32,6 +34,17 @@
     'condition': 'checkout_android',
   },
 
+  'boringssl/util/bot/android_sdk/public': {
+      'packages': [
+          {
+              'package': 'chromium/third_party/android_sdk/public/platform-tools',
+              'version': Var('android_sdk_platform-tools_version'),
+          },
+      ],
+      'condition': 'checkout_android',
+      'dep_type': 'cipd',
+  },
+
   'boringssl/util/bot/gyp':
     Var('chromium_git') + '/external/gyp.git' + '@' + 'd61a9397e668fa9843c4aa7da9e79460fe590bfb',