| Index: components/history/ios/browser/BUILD.gn
 | 
| diff --git a/components/history/ios/browser/BUILD.gn b/components/history/ios/browser/BUILD.gn
 | 
| index 05fc1992be2e6223db02c4fe47971382583be781..611399e412ee85b0026e28424e9789c1fedd4df4 100644
 | 
| --- a/components/history/ios/browser/BUILD.gn
 | 
| +++ b/components/history/ios/browser/BUILD.gn
 | 
| @@ -3,6 +3,7 @@
 | 
|  # found in the LICENSE file.
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|  
 | 
|  source_set("browser") {
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| +  configs += [ "//build/config/compiler:enable_arc" ]
 | 
|    sources = [
 | 
|      "history_database_helper.cc",
 | 
|      "history_database_helper.h",
 | 
| 
 |