ES6: Add support for explicit octal and binary integer literals

src/parser.cc

Index: src/parser.cc
diff --git a/src/parser.cc b/src/parser.cc
index b0626733deed1abda0a1fd0f58aaa57e35870fe9..660b84e1c7772a7065f5c9e3f9db2b982d6da5d3 100644
--- a/src/parser.cc
+++ b/src/parser.cc
@@ -3573,7 +3573,8 @@ Expression* Parser::ParsePrimaryExpression(bool* ok) {
       ASSERT(scanner().is_literal_ascii());
       double value = StringToDouble(isolate()->unicode_cache(),
                                     scanner().literal_ascii_string(),
-                                    ALLOW_HEX | ALLOW_OCTALS);
+                                    ALLOW_HEX | ALLOW_OCTAL |
+                                        ALLOW_IMPLICIT_OCTAL | ALLOW_BINARY);
       result = factory()->NewNumberLiteral(value);
       break;
     }
@@ -4026,7 +4027,8 @@ Expression* Parser::ParseObjectLiteral(bool* ok) {
         ASSERT(scanner().is_literal_ascii());
         double value = StringToDouble(isolate()->unicode_cache(),
                                       scanner().literal_ascii_string(),
-                                      ALLOW_HEX | ALLOW_OCTALS);
+                                      ALLOW_HEX | ALLOW_OCTAL |
+                                          ALLOW_IMPLICIT_OCTAL | ALLOW_BINARY);
         key = factory()->NewNumberLiteral(value);
         break;
       }