Revert "[dart:io] Adds Platform.localeName"

runtime/bin/platform_macos.cc

Index: runtime/bin/platform_macos.cc
diff --git a/runtime/bin/platform_macos.cc b/runtime/bin/platform_macos.cc
index f15ec3cc1482ce3a965e8838d374df39fcc10540..0088956c210b0dfe7025b2869a9add8bd3f52959 100644
--- a/runtime/bin/platform_macos.cc
+++ b/runtime/bin/platform_macos.cc
@@ -7,8 +7,6 @@
 
 #include "bin/platform.h"
 
-#include <CoreFoundation/CoreFoundation.h>
-
 #if !HOST_OS_IOS
 #include <crt_externs.h>  // NOLINT
 #endif                    // !HOST_OS_IOS
@@ -100,60 +98,6 @@ const char* Platform::LibraryExtension() {
 }
 
 
-static const char* GetLocaleName() {
-  CFLocaleRef locale = CFLocaleCopyCurrent();
-  CFLocaleIdentifier locale_id = CFLocaleGetIdentifier(locale);
-  CFStringRef locale_string = reinterpret_cast<CFStringRef>(locale_id);
-  CFIndex len = CFStringGetLength(locale_string);
-  CFIndex max_len =
-      CFStringGetMaximumSizeForEncoding(len, kCFStringEncodingUTF8) + 1;
-  char* result = reinterpret_cast<char*>(Dart_ScopeAllocate(max_len));
-  ASSERT(result != NULL);
-  bool success =
-      CFStringGetCString(locale_string, result, max_len, kCFStringEncodingUTF8);
-  CFRelease(locale);
-  if (!success) {
-    return NULL;
-  }
-  return result;
-}
-
-
-static const char* GetPreferredLanguageName() {
-  CFArrayRef languages = CFLocaleCopyPreferredLanguages();
-  CFIndex languages_length = CFArrayGetCount(languages);
-  if (languages_length < 1) {
-    CFRelease(languages);
-    return NULL;
-  }
-  CFTypeRef item =
-      reinterpret_cast<CFTypeRef>(CFArrayGetValueAtIndex(languages, 0));
-  CFTypeID item_type = CFGetTypeID(item);
-  ASSERT(item_type == CFStringGetTypeID());
-  CFStringRef language = reinterpret_cast<CFStringRef>(item);
-  CFIndex len = CFStringGetLength(language);
-  CFIndex max_len =
-      CFStringGetMaximumSizeForEncoding(len, kCFStringEncodingUTF8) + 1;
-  char* result = reinterpret_cast<char*>(Dart_ScopeAllocate(max_len));
-  ASSERT(result != NULL);
-  bool success =
-      CFStringGetCString(language, result, max_len, kCFStringEncodingUTF8);
-  CFRelease(languages);
-  if (!success) {
-    return NULL;
-  }
-  return result;
-}
-
-
-const char* Platform::LocaleName() {
-  // First see if there is a preferred language. If not, return the
-  // current locale name.
-  const char* preferred_langauge = GetPreferredLanguageName();
-  return (preferred_langauge != NULL) ? preferred_langauge : GetLocaleName();
-}
-
-
 bool Platform::LocalHostname(char* buffer, intptr_t buffer_length) {
   return gethostname(buffer, buffer_length) == 0;
 }