| Index: chrome/browser/apps/per_app_settings_service_factory.h
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| diff --git a/chrome/browser/apps/per_app_settings_service_factory.h b/chrome/browser/apps/per_app_settings_service_factory.h
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| index 1111848141fe03fbc93f3a9d6a769efa978c1bf0..23ee62b03938d695808d3e9b32b627319d297a2b 100644
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| --- a/chrome/browser/apps/per_app_settings_service_factory.h
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| +++ b/chrome/browser/apps/per_app_settings_service_factory.h
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| @@ -13,7 +13,10 @@ class BrowserContext;
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|  
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|  class PerAppSettingsService;
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|  
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| +namespace base {
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|  template <typename T> struct DefaultSingletonTraits;
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| +}
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| +
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|  class PerAppSettingsServiceFactory : public BrowserContextKeyedServiceFactory {
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|   public:
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|    static PerAppSettingsServiceFactory* GetInstance();
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| @@ -21,7 +24,7 @@ class PerAppSettingsServiceFactory : public BrowserContextKeyedServiceFactory {
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|        content::BrowserContext* browser_context);
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|  
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|   private:
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| -  friend struct DefaultSingletonTraits<PerAppSettingsServiceFactory>;
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| +  friend struct base::DefaultSingletonTraits<PerAppSettingsServiceFactory>;
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|  
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|    PerAppSettingsServiceFactory();
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|    ~PerAppSettingsServiceFactory() override;
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| 
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