Convert //chrome/installer from scoped_ptr to std::unique_ptr

chrome/installer/util/google_chrome_sxs_distribution.cc

Index: chrome/installer/util/google_chrome_sxs_distribution.cc
diff --git a/chrome/installer/util/google_chrome_sxs_distribution.cc b/chrome/installer/util/google_chrome_sxs_distribution.cc
index 471f880bfac3ecad8be0923a9d62befa3753797d..e43698b23b6ceba443f2dd65af839257fcbc43eb 100644
--- a/chrome/installer/util/google_chrome_sxs_distribution.cc
+++ b/chrome/installer/util/google_chrome_sxs_distribution.cc
@@ -25,9 +25,8 @@ const wchar_t kCommandExecuteImplUuid[] =
 }  // namespace
 
 GoogleChromeSxSDistribution::GoogleChromeSxSDistribution()
-    : GoogleChromeDistribution(scoped_ptr<AppRegistrationData>(
-          new UpdatingAppRegistrationData(kChromeSxSGuid))) {
-}
+    : GoogleChromeDistribution(std::unique_ptr<AppRegistrationData>(
+          new UpdatingAppRegistrationData(kChromeSxSGuid))) {}
 
 base::string16 GoogleChromeSxSDistribution::GetBaseAppName() {
   return L"Google Chrome Canary";