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

src/extensions/i18n/footer.js

Index: src/extensions/i18n/footer.js
diff --git a/test/cctest/test-cpu-x64.cc b/src/extensions/i18n/footer.js
similarity index 79%
copy from test/cctest/test-cpu-x64.cc
copy to src/extensions/i18n/footer.js
index a2c45cf8621e7aabb1879620b7a897f5a5ca56b8..ac33f1e24224957ff05d2cddef072987dd96942d 100644
--- a/test/cctest/test-cpu-x64.cc
+++ b/src/extensions/i18n/footer.js
@@ -24,21 +24,17 @@
 // 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.
 
-#include "v8.h"
+// ECMAScript 402 API implementation is broken into separate files for
+// each service. The build system combines them together into one
+// Intl namespace.
 
-#include "cctest.h"
-#include "cpu.h"
+// Fix RegExp global state so we don't fail WebKit layout test:
+// fast/js/regexp-caching.html
+// It seems that 'g' or test() operations leave state changed.
+var CLEANUP_RE = new RegExp('');
+CLEANUP_RE.test('');
 
-using namespace v8::internal;
-
-
-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());
-}
+return Intl;
+}());