| Index: components/sync/engine_impl/attachments/attachment_downloader_impl_unittest.cc
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| diff --git a/components/sync/engine_impl/attachments/attachment_downloader_impl_unittest.cc b/components/sync/engine_impl/attachments/attachment_downloader_impl_unittest.cc
 | 
| index 321ed40ecf89b3df67a9f5565d21f0b0f27092f1..5c8013067b7da9054cef784c265dbccb04d5cc15 100644
 | 
| --- a/components/sync/engine_impl/attachments/attachment_downloader_impl_unittest.cc
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| +++ b/components/sync/engine_impl/attachments/attachment_downloader_impl_unittest.cc
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| @@ -144,8 +144,8 @@ OAuth2TokenService* TokenServiceProvider::GetTokenService() {
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|  
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|  class AttachmentDownloaderImplTest : public testing::Test {
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|   protected:
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| -  typedef std::map<AttachmentId, AttachmentDownloader::DownloadResult>
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| -      ResultsMap;
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| +  using ResultsMap =
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| +      std::map<AttachmentId, AttachmentDownloader::DownloadResult>;
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|  
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|    enum HashHeaderType {
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|      HASH_HEADER_NONE,
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| 
 |