Revert of Remove some legacy versions of StartsWith and EndsWith.

chrome/installer/util/shell_util.cc

Index: chrome/installer/util/shell_util.cc
diff --git a/chrome/installer/util/shell_util.cc b/chrome/installer/util/shell_util.cc
index 84ae4867f9bf737ecea586729021bb1b19c0c9f0..655d2f891422a38e66fea842e97fe1db94018212 100644
--- a/chrome/installer/util/shell_util.cc
+++ b/chrome/installer/util/shell_util.cc
@@ -1105,8 +1105,7 @@
         dist->GetShortcutName(BrowserDistribution::SHORTCUT_CHROME);
   }
 
-  if (!base::EndsWith(shortcut_name, installer::kLnkExt,
-                      base::CompareCase::INSENSITIVE_ASCII))
+  if (!base::EndsWith(shortcut_name, installer::kLnkExt, false))
     shortcut_name.append(installer::kLnkExt);
 
   return shortcut_name;