Revert of Remove some legacy versions of StartsWith and EndsWith.

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

Index: chrome/browser/chromeos/extensions/wallpaper_private_api.cc
diff --git a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
index bc7983053fec615f28effc52e2ffe980f68a9a27..d8dec49e98c575784fe5708da6fcbb39730f3dc0 100644
--- a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
+++ b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
@@ -919,8 +919,7 @@
          current = files.Next()) {
       std::string file_name = current.BaseName().RemoveExtension().value();
       // Do not add file name of small resolution wallpaper to the list.
-      if (!base::EndsWith(file_name, wallpaper::kSmallWallpaperSuffix,
-                          base::CompareCase::SENSITIVE))
+      if (!base::EndsWith(file_name, wallpaper::kSmallWallpaperSuffix, true))
         file_list.push_back(current.BaseName().value());
     }
   }