diff --git a/DEPS b/DEPS
index fe941181988..cc9c44f24ac 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': 'f76dad0adcf6766d73351354da653d6a793b5abc',
+  'dart_revision': 'fe606f890b0a311da802c78b0af414a3c2087a79',
 
   'dart_args_tag': '1.4.1',
   'dart_async_tag': '2.0.6',
@@ -58,7 +58,6 @@ vars = {
   'dart_http_tag': '0.11.3+16',
   'dart_http_throttle_tag': '1.0.1',
   'dart_intl_tag': '0.15.2',
-  'dart_isolate_tag': '1.1.0',
   'dart_json_rpc_2_tag': '2.0.6',
   'dart_linter_tag': '0.1.47',
   'dart_logging_tag': '0.11.3+1',
@@ -76,7 +75,7 @@ vars = {
   'dart_pool_tag': '1.3.4',
   'dart_protobuf_tag': '0.7.1',
   'dart_pub_rev': '4947e0b3cb3ec77e4e8fe0d3141ce4dc60f43256',
-  'dart_pub_semver_tag': '1.3.6',
+  'dart_pub_semver_tag': '1.3.7',
   'dart_quiver_tag': '5aaa3f58c48608af5b027444d561270b53f15dbf',
   'dart_resource_rev': 'af5a5bf65511943398146cf146e466e5f0b95cb9',
   'dart_root_certificates_rev': '16ef64be64c7dfdff2b9f4b910726e635ccc519e',
@@ -115,7 +114,7 @@ allowed_hosts = [
 ]
 
 deps = {
-  'src': 'https://github.com/flutter/buildroot.git' + '@' + '3cf97e01cdbd4bb920fa3d40282a56c4b2d62a58',
+  'src': 'https://github.com/flutter/buildroot.git' + '@' + '66676c9960264c96d1b424264a5966f8e2b40153',
 
    # Fuchsia compatibility
    #
@@ -209,9 +208,6 @@ deps = {
   'src/third_party/dart/third_party/pkg/dartdoc':
    Var('dart_git') + '/dartdoc.git' + '@' + Var('dart_dartdoc_tag'),
 
-  'src/third_party/dart/third_party/pkg/isolate':
-   Var('dart_git') + '/isolate.git' + '@' + Var('dart_isolate_tag'),
-
   'src/third_party/dart/third_party/pkg/json_rpc_2':
    Var('dart_git') + '/json_rpc_2.git' + '@' + Var('dart_json_rpc_2_tag'),
 
diff --git a/flutter_kernel_transformers/pubspec.yaml b/flutter_kernel_transformers/pubspec.yaml
index 87d617b7afb..0ef451c2cc9 100644
--- a/flutter_kernel_transformers/pubspec.yaml
+++ b/flutter_kernel_transformers/pubspec.yaml
@@ -68,8 +68,6 @@ dependency_overrides:
     path: ../../third_party/dart/third_party/pkg/http_multi_server
   http_parser:
     path: ../../third_party/dart/third_party/pkg/http_parser
-  isolate:
-    path: ../../third_party/dart/third_party/pkg/isolate
   matcher:
     path: ../../third_party/dart/third_party/pkg/matcher
   mime:
diff --git a/frontend_server/pubspec.yaml b/frontend_server/pubspec.yaml
index f7b9ee17464..bb33fa85093 100644
--- a/frontend_server/pubspec.yaml
+++ b/frontend_server/pubspec.yaml
@@ -35,7 +35,6 @@ dev_dependencies:
   http: any
   http_multi_server: any
   http_parser: any
-  isolate: any
   matcher: any
   mime: any
   mockito: any
@@ -117,8 +116,6 @@ dependency_overrides:
     path: ../../third_party/dart/third_party/pkg/http_multi_server
   http_parser:
     path: ../../third_party/dart/third_party/pkg/http_parser
-  isolate:
-    path: ../../third_party/dart/third_party/pkg/isolate
   matcher:
     path: ../../third_party/dart/third_party/pkg/matcher
   mime:
diff --git a/tools/licenses/pubspec.lock b/tools/licenses/pubspec.lock
index 26c6f128265..fec5d297e5a 100644
--- a/tools/licenses/pubspec.lock
+++ b/tools/licenses/pubspec.lock
@@ -1,5 +1,5 @@
 # Generated by pub
-# See https://www.dartlang.org/tools/pub/glossary#lockfile
+# See http://pub.dartlang.org/doc/glossary.html#lockfile
 packages:
   archive:
     dependency: "direct main"
@@ -58,4 +58,4 @@ packages:
     source: hosted
     version: "1.1.5"
 sdks:
-  dart: ">=1.21.0 <=2.0.0-edge.af1436931b93e755d38223c487d33a0a1f5eadf5"
+  dart: ">=1.21.0 <=2.0.0-dev.20.0"
diff --git a/travis/licenses_golden/licenses_third_party b/travis/licenses_golden/licenses_third_party
index 3706a26ac4a..3483b628c2c 100644
--- a/travis/licenses_golden/licenses_third_party
+++ b/travis/licenses_golden/licenses_third_party
@@ -1,4 +1,4 @@
-Signature: 8f19b1dfcd43f6f21408c4a70e0d6eaf
+Signature: 41215836c65ba6b747e9e86edafa51cb
 
 UNUSED LICENSES:
 
@@ -6069,6 +6069,8 @@ FILE: ../../../third_party/dart/runtime/vm/compiler/compiler_pass.cc
 FILE: ../../../third_party/dart/runtime/vm/compiler/compiler_pass.h
 FILE: ../../../third_party/dart/runtime/vm/datastream.cc
 FILE: ../../../third_party/dart/runtime/vm/finalizable_data.h
+FILE: ../../../third_party/dart/runtime/vm/type_testing_stubs.cc
+FILE: ../../../third_party/dart/runtime/vm/type_testing_stubs.h
 FILE: ../../../third_party/dart/sdk/lib/js/_js.dart
 FILE: ../../../third_party/dart/sdk/lib/js/_js_client.dart
 FILE: ../../../third_party/dart/sdk/lib/js/_js_server.dart