Skip bcid stage reporting in windows.

BCID tooling for windows is not avaialable yet.

Bug: https://github.com/flutter/flutter/issues/116805
Change-Id: I5dac214c06ecd61fc1b253df6b2a3e45a9f5bffe
Reviewed-on: https://flutter-review.googlesource.com/c/recipes/+/37123
Reviewed-by: Drew Roen <drewroen@google.com>
Commit-Queue: Godofredo Contreras <godofredoc@google.com>
diff --git a/recipe_modules/flutter_bcid/api.py b/recipe_modules/flutter_bcid/api.py
index 89018e9..6216dc2 100644
--- a/recipe_modules/flutter_bcid/api.py
+++ b/recipe_modules/flutter_bcid/api.py
@@ -26,7 +26,11 @@
     return bucket == 'flutter'
 
   def report_stage(self, stage):
-    if self._is_official_build():
+    if (self._is_official_build() and
+        # TODO(jseales): Uncomment next line after windows
+        # can generate provenance succesfully
+        # https://github.com/flutter/flutter/issues/116749
+        not self.m.platform.is_win):
       self.m.bcid_reporter.report_stage(stage)
 
   def upload_provenance(self, local_artifact_path, remote_artifact_path):