Update limits in test-mark-compact

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/18210004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15520 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/cctest/test-mark-compact.cc

@@ -561,7 +561,7 @@ TEST(BootUpMemoryUse) {
       if (v8::internal::Snapshot::IsEnabled()) {
         CHECK_LE(delta, 3100 * 1024);
       } else {
-        CHECK_LE(delta, 3400 * 1024);
+        CHECK_LE(delta, 3450 * 1024);
       }
     }
   }