Move StringToUpperASCII and LowerCaseEqualsASCII to the base namespace

base/i18n/rtl.cc

Index: base/i18n/rtl.cc
diff --git a/base/i18n/rtl.cc b/base/i18n/rtl.cc
index 392cb13bdb78c112be17c8ee2c17ee69faf2d0fb..30737d6478c13a4e2ed530455c15719070d619d9 100644
--- a/base/i18n/rtl.cc
+++ b/base/i18n/rtl.cc
@@ -84,17 +84,17 @@ std::string ICULocaleName(const std::string& locale_string) {
   if (locale_string.substr(0, 2) != "es")
     return locale_string;
   // Expand es to es-ES.
-  if (LowerCaseEqualsASCII(locale_string, "es"))
+  if (base::LowerCaseEqualsASCII(locale_string, "es"))
     return "es-ES";
   // Map es-419 (Latin American Spanish) to es-FOO depending on the system
   // locale.  If it's es-RR other than es-ES, map to es-RR. Otherwise, map
   // to es-MX (the most populous in Spanish-speaking Latin America).
-  if (LowerCaseEqualsASCII(locale_string, "es-419")) {
+  if (base::LowerCaseEqualsASCII(locale_string, "es-419")) {
     const icu::Locale& locale = icu::Locale::getDefault();
     std::string language = locale.getLanguage();
     const char* country = locale.getCountry();
-    if (LowerCaseEqualsASCII(language, "es") &&
-      !LowerCaseEqualsASCII(country, "es")) {
+    if (base::LowerCaseEqualsASCII(language, "es") &&
+      !base::LowerCaseEqualsASCII(country, "es")) {
         language += '-';
         language += country;
         return language;