Remove suppressions for ie9

tests/corelib/corelib.status

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 [ $compiler == dart2dart]
 bool_from_environment2_test: Skip
 bool_from_environment_default_value_test: Skip
 bool_from_environment_test: Skip
 int_from_environment2_test: Skip
 int_from_environment3_test: Skip
@@ skipping 65 matching lines @@
 
 iterable_return_type_test/01: RuntimeError # Issue 13646
 iterable_return_type_test/02: RuntimeError # Issue 13646
 
 [ $compiler == none && ($runtime == drt || $runtime == dartium || $runtime == ContentShellOnAndroid) ]
 main_test: Fail  # Dartium needs to check for both main() and main(args).
 
 [ $compiler == none && $runtime == ContentShellOnAndroid ]
 core_runtime_types_test: Pass, Fail # Issue 20525
 
-[ $runtime == ff || $runtime == ie9 || $runtime == jsshell ]
+[ $runtime == ff || $runtime == jsshell ]
 unicode_test: Fail
 
-[ $runtime == ff || $runtime == ie9 || $runtime == jsshell || $runtime == safari || $runtime == safarimobilesim ]
+[ $runtime == ff || $runtime == jsshell || $runtime == safari || $runtime == safarimobilesim ]
 double_round3_test: Fail, OK # Runtime rounds 0.49999999999999994 to 1.
 double_round_to_double2_test: Fail, OK # Runtime rounds 0.49999999999999994 to 1.
 
-[ $runtime == ie9 ]
-double_round4_test: Fail, OK # IE bug: Math.round(4503599627370497) != 4503599627370497.
-double_round_to_double3_test: Fail, OK # IE bug: Math.round(4503599627370497) != 4503599627370497.
-collection_length_test: Skip # Issue 12844
-
 [ $runtime == opera ]
 core_runtime_types_test: Fail
 null_nosuchmethod_test: Fail # Issue: 7413
 unicode_test: Fail # Issue 14694
 
 [ $compiler == dart2js ]
 growable_list_test: RuntimeError # Fails to detect concurrent modification in addAll.
 error_stack_trace1_test: RuntimeError # Issue 12399
 hash_set_test/01: RuntimeError # Issue 11551
 integer_to_string_test/01: RuntimeError # Issue 1533
 iterable_return_type_test/01: RuntimeError # Issue 20085
 iterable_return_type_test/02: RuntimeError # Dart2js does not support Uint64*.
 
 big_integer_vm_test: RuntimeError, OK # VM specific test.
 bit_twiddling_bigint_test: RuntimeError # Requires bigint support.
 compare_to2_test: RuntimeError, OK    # Requires bigint support.
 string_base_vm_test: RuntimeError, OK # VM specific test.
 nan_infinity_test/01: Fail # Issue 11551
 
 [ $compiler == dart2js && $runtime == none ]
 *: Fail, Pass # TODO(ahe): Triage these tests.
 
-[ $compiler == dart2js && $runtime == ie9 ]
-string_base_vm_test: Fail # BUG(3304): Maybe this doesn't time out?
-list_test: Fail # IE doesn't support typed data.
-shuffle_test: Fail # IE doesn't support typed data.
-
 [ $compiler == dart2js && $runtime == chromeOnAndroid ]
 list_as_map_test: Pass, Slow # TODO(kasperl): Please triage.
 
 [ $compiler == dart2js && ($runtime == firefox || $runtime == safari || $runtime == chrome || $runtime == drt) ]
 
 [ $compiler == dart2js && ($runtime == safari || $runtime == safarimobilesim) ]
 string_trimlr_test/none: Fail
 
-[ $compiler == dart2js && ($runtime == ie9 || $runtime == ie10) ]
+[ $compiler == dart2js && $runtime == ie10 ]
 string_case_test/01: Fail, OK  # Bug in IE.
 string_case_test/02: Fail, OK  # Bug in IE.
 
 [ $compiler == dart2js && ($runtime == ff || $runtime == jsshell) ]
 string_case_test/01: Fail, OK  # Bug in Firefox.
 
 [ $compiler == dart2js && $runtime == dartium ]
 string_case_test/02: Fail, OK  # Bug in dartium version of V8.
 string_case_test/03: Fail, OK  # Bug in dartium version of V8.
 
@@ skipping 28 matching lines @@
 
 [ $compiler == dartanalyzer || $compiler == dart2analyzer ]
 error_stack_trace_test: StaticWarning, OK # Test generates errors on purpose.
 iterable_element_at_test: StaticWarning, OK # Test generates errors on purpose.
 num_clamp_test: StaticWarning, OK # Test generates errors on purpose.
 string_test: StaticWarning, OK # Test generates error on purpose.
 
 [ $compiler == dart2js && ($runtime == safari || $runtime == safarimobilesim) ]
 list_test/01: Fail # Safari bug: Array(-2) seen as dead code.
 
-[ $runtime == ie9 || $runtime == ie10 ]
+[ $runtime == ie10 ]
 num_parse_test: RuntimeError  # Issue 15316
 num_parse_test/01: RuntimeError  # Issue 15316
 
 [ $system == windows && $arch == x64 ]
 stopwatch_test: Skip  # Flaky test due to expected performance behaviour.