Remove RemoveChromeLegacyRegistryKeys() -- an old Registry cleanup function from Sept. 2009

chrome/installer/setup/setup_main.cc

Index: chrome/installer/setup/setup_main.cc
diff --git a/chrome/installer/setup/setup_main.cc b/chrome/installer/setup/setup_main.cc
index ad881c2fcc8b4eb62451416f7c43be0123776f92..18f1bcdd2fbf93c4b3256a9ad02842ebb3e8ea9c 100644
--- a/chrome/installer/setup/setup_main.cc
+++ b/chrome/installer/setup/setup_main.cc
@@ -720,12 +720,6 @@ installer::InstallStatus InstallProductsHelper(
             if (!system_install && !do_not_launch_chrome)
               chrome_install->LaunchChrome(installer_state.target_path());
           }
-        } else if ((install_status == installer::NEW_VERSION_UPDATED) ||
-                   (install_status == installer::IN_USE_UPDATED)) {
-          const Product* chrome = installer_state.FindProduct(
-              BrowserDistribution::CHROME_BROWSER);
-          if (chrome != NULL)
-            installer::RemoveChromeLegacyRegistryKeys(chrome->distribution());
         }
       }
     }