Remove android_tools checkout

Remove it when recipe change https://chromium-review.googlesource.com/c/chromium/tools/build/+/1685789
checked in and works as expected.

Bug: chromium:428426
Change-Id: I649ba7f4bd003101c71d07faad2a0d1e957cb97e
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/36626
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
diff --git a/.gitignore b/.gitignore
index ce1c300..366feb7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,7 +8,6 @@
 
 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/cmake-mac
diff --git a/util/bot/DEPS b/util/bot/DEPS
index 1493d8a..760f2e4 100644
--- a/util/bot/DEPS
+++ b/util/bot/DEPS
@@ -29,11 +29,6 @@
     'condition': 'checkout_android',
   },
 
-  'boringssl/util/bot/android_tools': {
-    'url': Var('chromium_git') + '/android_tools.git' + '@' + '347a7c8078a009e98995985b7ab6ec6b35696dea',
-    'condition': 'checkout_android',
-  },
-
   'boringssl/util/bot/android_sdk/public': {
       'packages': [
           {