Update status files for double_round tests.

tests/corelib_2/corelib_2.status

Index: tests/corelib_2/corelib_2.status
diff --git a/tests/corelib_2/corelib_2.status b/tests/corelib_2/corelib_2.status
index 0e09c626ff1178b83513b0e57b00f5f1dfa9a02a..58725072a3ea69b38b61a13f73fcdb39e677af3b 100644
--- a/tests/corelib_2/corelib_2.status
+++ b/tests/corelib_2/corelib_2.status
@@ -339,13 +339,14 @@ from_environment_const_type_undefined_test/14: MissingCompileTimeError
 from_environment_const_type_undefined_test/16: MissingCompileTimeError
 
 [ $compiler == dart2js && $runtime == safari ]
-double_round_to_double2_test: RuntimeError
 regexp/no-extensions_test: RuntimeError
 regexp/lookahead_test: RuntimeError
 regexp/overflow_test: RuntimeError
 
 [ $runtime == safari || $runtime == safarimobilesim ]
 string_trimlr_test/02: RuntimeError # Uses Unicode 6.2.0 or earlier.
+double_round3_test: Fail, OK # Runtime rounds 0.49999999999999994 to 1.
+double_round_to_double2_test: Fail, OK # Runtime rounds 0.49999999999999994 to 1.
 
 [ $compiler == dart2js && $runtime == chromeOnAndroid ]
 string_trimlr_test/02: RuntimeError # Uses Unicode 6.2.0 or earlier.