Roll Dart SDK to b43da048c31a16b9993de1536406ed014ef73ffd (#3353)

* Roll Dart SDK to b43da048c31a16b9993de1536406ed014ef73ffd

* Update licenses.golden for Dart SDK

* Update LICENSE for sky_engine

DEPS

@@ -27,11 +27,11 @@ vars = {
 
   # Note: When updating the Dart revision, ensure that all entries that are
   # dependencies of dart are also updated
-  'dart_revision': '3a422bceb76d6155cab0c728b68f2badad8ff0e9',
-  'dart_boringssl_gen_revision': '62c20247d582444cb2804f9ea4e3abaa6e47f6a5',
-  'dart_boringssl_revision': '8d343b44bbab829d1a28fdef650ca95f7db4412e',
+  'dart_revision': 'b43da048c31a16b9993de1536406ed014ef73ffd',
+  'dart_boringssl_gen_revision': '1a810313a0290e1caace9da73fa3ab89995ad2c7',
+  'dart_boringssl_revision': 'd519bf6be0b447fb80fbc539d4bff4479b5482a2',
   'dart_observatory_packages_revision': '26aad88f1c1915d39bbcbff3cad589e2402fdcf1',
-  'dart_root_certificates_revision': 'aed07942ce98507d2be28cbd29e879525410c7fc',
+  'dart_root_certificates_revision': '0068d8911140e591ebb750af296e81940a9906f5',
 
   'buildtools_revision': '1f4c1c3bd3bd4c991e6565a0dc509c8d8a3f90b4',
 }

sky/packages/sky_engine/LICENSE

@@ -3049,6 +3049,15 @@ CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 --------------------------------------------------------------------------------
 boringssl
 
+Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+
+Licensed under the OpenSSL license (the "License").  You may not use
+this file except in compliance with the License.  You can obtain a copy
+in the file LICENSE in the source distribution or at
+https://www.openssl.org/source/license.html
+--------------------------------------------------------------------------------
+boringssl
+
 Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
 
 Redistribution and use in source and binary forms, with or without
@@ -3172,6 +3181,31 @@ OTHERWISE.
 --------------------------------------------------------------------------------
 boringssl
 
+Copyright 2007-2016 The OpenSSL Project Authors. All Rights Reserved.
+
+Licensed under the OpenSSL license (the "License").  You may not use
+this file except in compliance with the License.  You can obtain a copy
+in the file LICENSE in the source distribution or at
+https://www.openssl.org/source/license.html
+--------------------------------------------------------------------------------
+boringssl
+
+Copyright 2016 Brian Smith.
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+--------------------------------------------------------------------------------
+boringssl
+
 OpenSSL License
 
  ====================================================================
@@ -3488,6 +3522,36 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 --------------------------------------------------------------------------------
 dart
 
+Copyright (c) 2017, 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
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+    * Neither the name of Google Inc. nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+--------------------------------------------------------------------------------
+dart
+
 Copyright 2009 The Go Authors. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without