Experimental i18n extension breaks shared library build. Revert recent

src/extensions/experimental/i18n-utils.cc

 // Copyright 2011 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
@@ skipping 11 matching lines @@
 // 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.
 
 #include "i18n-utils.h"
 
 #include <string.h>
 
-#include "unicode/unistr.h"
-
 namespace v8 {
 namespace internal {
 
 // static
 void I18NUtils::StrNCopy(char* dest, int length, const char* src) {
   if (!dest || !src) return;
 
   strncpy(dest, src, length);
   dest[length - 1] = '\0';
 }
 
-// static
-bool I18NUtils::ExtractStringSetting(const v8::Handle<v8::Object>& settings,
-                                     const char* setting,
-                                     icu::UnicodeString* result) {
-  if (!setting || !result) return false;
-
-  v8::HandleScope handle_scope;
-  v8::TryCatch try_catch;
-  v8::Handle<v8::Value> value = settings->Get(v8::String::New(setting));
-  if (try_catch.HasCaught()) {
-    return false;
-  }
-  // No need to check if |value| is empty because it's taken care of
-  // by TryCatch above.
-  if (!value->IsUndefined() && !value->IsNull() && value->IsString()) {
-    v8::String::Utf8Value utf8_value(value);
-    if (*utf8_value == NULL) return false;
-    result->setTo(icu::UnicodeString::fromUTF8(*utf8_value));
-    return true;
-  }
-  return false;
-}
-
 } }  // namespace v8::internal