Move helper methods from i18n extension into runtime.

src/extensions/i18n/locale.h

Index: src/extensions/i18n/locale.h
diff --git a/src/extensions/i18n/locale.h b/src/extensions/i18n/locale.h
deleted file mode 100644
index c39568e5d9d69104b8b4d3dbb35ca197a813c9a3..0000000000000000000000000000000000000000
--- a/src/extensions/i18n/locale.h
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-// limitations under the License.
-
-#ifndef V8_EXTENSIONS_I18N_SRC_LOCALE_H_
-#define V8_EXTENSIONS_I18N_SRC_LOCALE_H_
-
-#include "unicode/uversion.h"
-#include "v8.h"
-
-namespace v8_i18n {
-
-// Canonicalizes the BCP47 language tag using BCP47 rules.
-// Returns 'invalid-tag' in case input was not well formed.
-void JSCanonicalizeLanguageTag(const v8::FunctionCallbackInfo<v8::Value>& args);
-
-// Returns a list of available locales for collator, date or number formatter.
-void JSAvailableLocalesOf(const v8::FunctionCallbackInfo<v8::Value>& args);
-
-// Returns default ICU locale.
-void JSGetDefaultICULocale(const v8::FunctionCallbackInfo<v8::Value>& args);
-
-// Returns an array of objects, that have maximized and base names of inputs.
-// Unicode extensions are dropped from both.
-// Input: ['zh-TW-u-nu-thai', 'sr']
-// Output: [{maximized: 'zh-Hant-TW', base: 'zh-TW'},
-//          {maximized: 'sr-Cyrl-RS', base: 'sr'}]
-void JSGetLanguageTagVariants(const v8::FunctionCallbackInfo<v8::Value>& args);
-
-}  // namespace v8_i18n
-
-#endif  // V8_EXTENSIONS_I18N_LOCALE_H_