| Index: ios/chrome/test/app/histogram_test_util.mm
|
| diff --git a/ios/chrome/test/app/histogram_test_util.mm b/ios/chrome/test/app/histogram_test_util.mm
|
| index 000415e11365b90a73ee4b554299b27b7b82be72..ac5e62e7fbac3bc41b58463d8e120143e70d3c9d 100644
|
| --- a/ios/chrome/test/app/histogram_test_util.mm
|
| +++ b/ios/chrome/test/app/histogram_test_util.mm
|
| @@ -14,6 +14,10 @@
|
| #include "base/metrics/statistics_recorder.h"
|
| #include "base/stl_util.h"
|
|
|
| +#if !defined(__has_feature) || !__has_feature(objc_arc)
|
| +#error "This file requires ARC support."
|
| +#endif
|
| +
|
| namespace {
|
| base::HistogramBase* FindHistogram(const std::string& name,
|
| FailureBlock failure_block) {
|
|
|