Fix -Wunguarded-availability on Android

TEST=ci

Bug: b/417433829
Change-Id: I064c1c2c772ffd579b9e15b13333fb2cb8344f3d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/428321
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Ivan Inozemtsev <iinozemtsev@google.com>

https://dart.googlesource.com/sdk/+/3e134659b214f1ae509c8ea56348a03c332e2c83

DEPS

diff --git a/DEPS b/DEPS
index 85a47f8..b5a493a 100644
--- a/DEPS
+++ b/DEPS
@@ -234,7 +234,7 @@
 ]
 
 deps = {
-  'flutter/engine/src/flutter/third_party/dart': Var('dart_git') + '/sdk' + '@' + '922cdf4b9dd7664aa36ca5b41c96e9f56d59441c',
+  'flutter/engine/src/flutter/third_party/dart': Var('dart_git') + '/sdk' + '@' + '3e134659b214f1ae509c8ea56348a03c332e2c83',
 
   'flutter': Var('flutter_git') + '/mirrors/flutter' + '@' + '8e8671bca5e46d2712bdf104a2b5be9a25973756',
 

commits.json

diff --git a/commits.json b/commits.json
index c82571c..34ed222 100644
--- a/commits.json
+++ b/commits.json
@@ -1,4 +1,4 @@
 {
   "flutter":"8e8671bca5e46d2712bdf104a2b5be9a25973756",
-  "flutter/engine/src/flutter/third_party/dart":"922cdf4b9dd7664aa36ca5b41c96e9f56d59441c"
+  "flutter/engine/src/flutter/third_party/dart":"3e134659b214f1ae509c8ea56348a03c332e2c83"
 }
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