Remove support for legacy const, part 1

test/mjsunit/regress/regress-1178598.js

Index: test/mjsunit/regress/regress-1178598.js
diff --git a/test/mjsunit/regress/regress-1178598.js b/test/mjsunit/regress/regress-1178598.js
index 2056a9d8da9585a9639942156f3515653076368d..cca5016d6b74b090f1edf425e025c7b79fb8029d 100644
--- a/test/mjsunit/regress/regress-1178598.js
+++ b/test/mjsunit/regress/regress-1178598.js
@@ -25,27 +25,8 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --legacy-const
-
 // Regression test cases for issue 1178598.
 
-// Make sure const-initialization doesn't conflict
-// with heap-allocated locals for catch variables.
-var value = (function(){
-  try { } catch(e) {
-    // Force the 'e' variable to be heap-allocated
-    // by capturing it in a function closure.
-    (function() { e; });
-  }
-  // Make sure the two definitions of 'e' do
-  // not conflict in any way.
-  eval("const e=1");
-  return e;
-})();
-
-assertEquals(1, value);
-
-
 
 // Make sure that catch variables can be accessed using eval.
 var value = (function() {