Revert "Snapshot i18n Javascript code" and "Fix mjsunit/debug-script after r16298".

src/extensions/i18n/i18n-extension.h

Index: src/extensions/i18n/i18n-extension.h
diff --git a/test/cctest/test-cpu-x64.cc b/src/extensions/i18n/i18n-extension.h
similarity index 82%
copy from test/cctest/test-cpu-x64.cc
copy to src/extensions/i18n/i18n-extension.h
index a2c45cf8621e7aabb1879620b7a897f5a5ca56b8..9e538cb2ddcc1beffbb960b58289276c54116071 100644
--- a/test/cctest/test-cpu-x64.cc
+++ b/src/extensions/i18n/i18n-extension.h
@@ -24,21 +24,25 @@
 // 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_I18N_EXTENSION_H_
+#define V8_EXTENSIONS_I18N_I18N_EXTENSION_H_
 
 #include "v8.h"
 
-#include "cctest.h"
-#include "cpu.h"
+namespace v8_i18n {
+
+class Extension : public v8::Extension {
+ public:
+  Extension();
+
+  static void Register();
 
-using namespace v8::internal;
+ private:
+  static Extension* extension_;
+};
 
+}  // namespace v8_i18n
 
-TEST(RequiredFeaturesX64) {
-  // Test for the features required by every x64 CPU.
-  CPU cpu;
-  CHECK(cpu.has_fpu());
-  CHECK(cpu.has_cmov());
-  CHECK(cpu.has_mmx());
-  CHECK(cpu.has_sse());
-  CHECK(cpu.has_sse2());
-}
+#endif  // V8_EXTENSIONS_I18N_I18N_EXTENSION_H_