Index: ios/chrome/browser/voice/text_to_speech_parser.mm |
diff --git a/ios/chrome/browser/voice/text_to_speech_parser.mm b/ios/chrome/browser/voice/text_to_speech_parser.mm |
index ca7a5317b74ea7b3a61c34b9253203f9e8eafee2..280a4c5c07587ab569714be4196b99ed272133db 100644 |
--- a/ios/chrome/browser/voice/text_to_speech_parser.mm |
+++ b/ios/chrome/browser/voice/text_to_speech_parser.mm |
@@ -9,6 +9,10 @@ |
#include "ios/web/public/web_state/web_state.h" |
#import "third_party/google_toolbox_for_mac/src/Foundation/GTMStringEncoding.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace { |
// The start and end tags that delimit TTS audio data. |