Extract failIfErrored() to android/testing.go

Bug: 74506774
Test: lunch aosp_walleye-userdebug && make  # runs unit tests
Change-Id: I1c09412d5988dca2cc1c5f041893b313ab1c163a

cc/test_data_test.go

@@ -135,9 +135,9 @@ func TestDataTests(t *testing.T) {
 			ctx.Register()
 
 			_, errs := ctx.ParseBlueprintsFiles("Blueprints")
-			fail(t, errs)
+			android.FailIfErrored(t, errs)
 			_, errs = ctx.PrepareBuildActions(config)
-			fail(t, errs)
+			android.FailIfErrored(t, errs)
 
 			foo := ctx.ModuleForTests("foo", "")
 
@@ -186,12 +186,3 @@ func (test *testDataTest) DepsMutator(ctx android.BottomUpMutatorContext) {
 func (test *testDataTest) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	test.data = ctx.ExpandSources(test.Properties.Data, nil)
 }
-
-func fail(t *testing.T, errs []error) {
-	if len(errs) > 0 {
-		for _, err := range errs {
-			t.Error(err)
-		}
-		t.FailNow()
-	}
-}