Updates dartc to recognize 'default' keyword on interface and updated factory method syntax

tests/language/language.status

 # Copyright (c) 2011, 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.
 
 # This directory contains tests that are intended to show the
 # current state of the language.
 
 # In order to maintain maximum test coverage for all builds,
 # please use the following procedure to mark a test
 # failed on architectures other than the one you are working on.
@@ skipping 85 matching lines @@
 Constructor2Test: Fail       # Issue 255
 Constructor3Test: Fail       # Issue 257
 Constructor4Test: Fail       # Issue 286
 Constructor5Test: Fail       # Issue 8440015 + 'super' initializer does not parse
 Constructor6Test: Fail       # Issue 8440015 + 'super' initializer does not parse
 DefaultFactoryLibraryTest: Fail          # Issue 514
 DivByZeroTest: Fail          # Bug 5184183
 DynamicTest: Fail            # Bug 5527899.
 ExampleConstructorTest: Fail # Bug 4205742.
 ExpectTest: Fail             # Missing extensions to class Expect.
-Factory3Test: Fail           # Issue 417
-FactoryNegativeTest: Fail    # Issue 417
 For2Test: Fail               # Bug 4995208.
 FunctionTypeAliasNegativeTest: Fail  # Bug 5231617.
 FunctionTypeAliasTest: Fail # Bug 4519208.
 GenericParameterizedExtendsTest: Skip  # Bug 5392297
 GenericTest: Fail            # Bug 5393302 (missing call to super constructor)
 GetterClosureExecutionOrderTest: Fail # Bug 5481595
 IsObjectTest: Skip # Hasn't be tested on DartC yet
 Library4NegativeTest: Fail               # Bug 5406175
 ListLiteral1NegativeTest: Skip # Issue 220
 ListLiteral3Test: Fail # Issue 220
@@ skipping 31 matching lines @@
 RegExp3Test: Fail                    # 5299683
 ScopeNegativeTest: Fail      # Bug 4207538.
 StackOverflowTest: Fail      # Bug 4591172.
 StackTraceTest: Fail         # Bug 4971920.
 StringConcatTest: Fail       # Bug 5196164
 SuperOperatorTest: Fail      # Bug 4995463.
 Switch7NegativeTest: Fail    # Bug 4208467.
 SwitchLabelTest: Fail        # Bug 4208467.
 ThirdTest: Skip # Seems flaky in dartc after fixing test, was Bug 5339586
 Throw7NegativeTest: Fail     # Bug 4208459.
-TypeVariableBoundsTest/none: Fail        # Issue 417
-TypeVariableScopeTest/none: Fail         # Issue 417
+
 
 # VM or Frog specific tests that should not be run by DartC.
 *VMTest: Skip
 *VMNegativeTest: Skip
 *FrogTest: Skip
 *FrogNegativeTest: Skip
 
 
 [ $component == dartium ]
 # TODO: These need to be retriaged.
@@ skipping 173 matching lines @@
 NativeNamedConstructors2FrogTest: Timeout  # ReferenceError: A is not defined.
 
 [ $arch == x64 ]
 *: Skip
 
 [ $arch == simarm ]
 *: Skip
 
 [ $arch == arm ]
 *: Skip