Add GOOS=android cross-compile to infra-continous builder.

recipes/recipes/infra_continuous.py

Index: recipes/recipes/infra_continuous.py
diff --git a/recipes/recipes/infra_continuous.py b/recipes/recipes/infra_continuous.py
index 89dcd29a6e7ea02347d46943640f54512bee0a27..e9dd4b01df76ce8294652588f154119809f4c238 100644
--- a/recipes/recipes/infra_continuous.py
+++ b/recipes/recipes/infra_continuous.py
@@ -22,7 +22,8 @@ DEPS = [
 
 # Builder name => [{GOOS: ..., GOARCH: ...}].
 CROSS_COMPILING_BUILDERS = {
-  'infra-continuous-precise-64': [{'GOOS': 'linux', 'GOARCH': 'arm'}],
+  'infra-continuous-precise-64': [{'GOOS': 'linux', 'GOARCH': 'arm'},
+                                  {'GOOS': 'android', 'GOARCH': 'arm'}],
 }
 
 
@@ -247,6 +248,9 @@ def GenTests(api):
         'cipd - upload packages', api.json.output(cipd_json_output)) +
     api.override_step_data(
         'cipd - upload packages [GOOS:linux GOARCH:arm]',
+        api.json.output(cipd_json_output)) +
+    api.override_step_data(
+        'cipd - upload packages [GOOS:android GOARCH:arm]',
         api.json.output(cipd_json_output))
   )