diff --git a/pubspec.lock b/pubspec.lock
index 9c39832e..fe6c3639 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.35.4"
+    version: "0.36.2"
   archive:
     dependency: transitive
     description:
@@ -28,7 +28,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.8"
+    version: "2.1.0"
   badges:
     dependency: "direct main"
     description:
@@ -71,6 +71,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.6"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.16.0"
   dart_config:
     dependency: transitive
     description:
@@ -143,7 +150,7 @@ packages:
       name: front_end
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.14"
+    version: "0.1.17"
   fuchsia_remote_debug_protocol:
     dependency: transitive
     description: flutter
@@ -156,6 +163,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.7"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.14.0+2"
   http:
     dependency: "direct main"
     description:
@@ -169,7 +183,7 @@ packages:
       name: http_multi_server
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.5"
+    version: "2.0.6"
   http_parser:
     dependency: transitive
     description:
@@ -190,7 +204,7 @@ packages:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.15.7"
+    version: "0.15.8"
   io:
     dependency: transitive
     description:
@@ -211,14 +225,14 @@ packages:
       name: json_rpc_2
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.9"
+    version: "2.0.10"
   kernel:
     dependency: transitive
     description:
       name: kernel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.14"
+    version: "0.3.17"
   launch_review:
     dependency: "direct main"
     description:
@@ -232,7 +246,7 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.3+1"
+    version: "0.12.5"
   meta:
     dependency: transitive
     description:
@@ -337,14 +351,14 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.2"
   share:
     dependency: "direct main"
     description:
       name: share
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.6.0+1"
+    version: "0.6.1+1"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -379,7 +393,7 @@ packages:
       name: shelf_web_socket
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.2+5"
+    version: "0.2.3"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -419,7 +433,7 @@ packages:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.8"
+    version: "2.0.0"
   string_scanner:
     dependency: transitive
     description:
@@ -440,21 +454,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.3"
+    version: "1.6.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.2"
+    version: "0.2.4"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.1+1"
+    version: "0.2.3"
   typed_data:
     dependency: transitive
     description:
@@ -489,7 +503,7 @@ packages:
       name: vm_service_client
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.6"
+    version: "0.2.6+1"
   watcher:
     dependency: transitive
     description:
@@ -503,7 +517,7 @@ packages:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.9"
+    version: "1.0.12"
   xml:
     dependency: transitive
     description: