Add third_party/dart/third_party/binaryen/src as a dependency (flutter/engine#37749)

See https://dart.googlesource.com/sdk.git/+/0fdeaee8f6c8bcc217964fb56685b965b65064fb

DEPS

@@ -52,6 +52,7 @@ vars = {
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
+  'dart_binaryen_rev' : 'ec53f4b2d5b0d52ae703c5b696ecf052ad5fffbb',
   'dart_boringssl_gen_rev': 'ced85ef0a00bbca77ce5a91261a5f2ae61b1e62f',
   'dart_boringssl_rev': '87f316d7748268eb56f2dc147bd593254ae93198',
   'dart_browser_launcher_rev': '5fa0bd6cddc33785f43c920576fc03dcee1c3caa',
@@ -341,6 +342,9 @@ deps = {
   'src/third_party/dart/third_party/pkg/yaml_edit':
    Var('dart_git') + '/yaml_edit.git' + '@' + Var('dart_yaml_edit_rev'),
 
+  'src/third_party/dart/third_party/binaryen/src':
+   Var('chromium_git') + '/external/github.com/WebAssembly/binaryen.git' + '@' + Var('dart_binaryen_rev'),
+
   'src/third_party/dart/tools/sdks':
    {'packages': [{'version': 'version:2.18.0', 'package': 'dart/dart-sdk/${{platform}}'}], 'dep_type': 'cipd'},
 

engine/src/flutter/ci/licenses_golden/tool_signature

@@ -1,2 +1,2 @@
-Signature: ae1981a94872d143d802356ab0f1a35e
+Signature: 9081858dc189235efdea91ba5c55b432
 

engine/src/flutter/tools/licenses/lib/main.dart

@@ -2334,7 +2334,8 @@ class _RepositoryDartThirdPartyDirectory extends _RepositoryGenericThirdPartyDir
 
   @override
   bool shouldRecurse(fs.IoNode entry) {
-    return entry.name != 'devtools' // not linked in
+    return entry.name != 'binaryen' // not linked in
+        && entry.name != 'devtools' // test materials
         && entry.name != 'drt_resources' // test materials
         && entry.name != 'firefox_jsshell' // testing tool for dart2js
         && entry.name != 'd8' // testing tool for dart2js