diff --git a/DEPS b/DEPS
index cf3bac5fc29a4eb7e60ef39e0743d669dadddc48..8515ca8da1af1634bbb7cb8b1986566377f652c8 100644
--- a/DEPS
+++ b/DEPS
@@ -31,7 +31,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '80e3fed6df31aafa33a6a641479cb0e0031ae643',
+  'dart_revision': 'b6d7ad59dc5bb996d40726977f5798172e503bce',
 
   'dart_args_tag': '0.13.7',
   'dart_async_tag': '2.0.0',
diff --git a/frontend_server/test/server_test.dart b/frontend_server/test/server_test.dart
index 42a250010eebb4fda9ddf69e07e07baed4d1a2a4..39b2828fe86e351154d5655aadd85ef177caf2ff 100644
--- a/frontend_server/test/server_test.dart
+++ b/frontend_server/test/server_test.dart
@@ -326,7 +326,7 @@ Future<int> main() async {
       final _MockedIncrementalKernelGenerator generator =
         new _MockedIncrementalKernelGenerator();
       when(generator.computeDelta()).thenReturn(new Future<DeltaProgram>.value(
-        new DeltaProgram(null /* program stub */)
+        new DeltaProgram("", null /* program stub */)
       ));
       final _MockedBinaryPrinterFactory printerFactory =
         new _MockedBinaryPrinterFactory();
diff --git a/travis/licenses_golden/licenses_third_party b/travis/licenses_golden/licenses_third_party
index 0e18bbd234d8f228acf08a7111be89346f935918..dc5f6c36e4aad4a25c791bd549a25dc8d46845e9 100644
--- a/travis/licenses_golden/licenses_third_party
+++ b/travis/licenses_golden/licenses_third_party
@@ -1,4 +1,4 @@
-Signature: 9ba54648728ca2142ba5624d02a05621
+Signature: 1009ca3ead533f57956e70d0dc1e6d39
 
 UNUSED LICENSES: