Add US international keyboard layout for Portuguese Brazilian.

BUG=180082
TEST=Open chrome://settings/languages and add Portuguese(Brazil)


Review URL: https://chromiumcodereview.appspot.com/13702003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@193395 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/input_method/input_method_util.cc

@@ -300,6 +300,8 @@ const struct ExtraLanguage {
   { "es-419", "xkb:latam::spa" },
   // For Malay, use US keyboard layout. crosbug.com/p/8288
   { "ms", "xkb:us::eng" },
+  // For Brazil, it is common to use US-international keyboard layout.
+  { "pt-BR", "xkb:us:intl:eng" },
 
   // TODO(yusukes): Add {"sw", "xkb:us::eng"} once Swahili is removed from the
   // blacklist in src/ui/base/l10n/l10n_util_posix.cc.