Update Flutter web platform & icons

.metadata

@@ -1,26 +1,23 @@
 # This file tracks properties of this Flutter project.
 # Used by Flutter tool to assess capabilities and perform upgrades etc.
 #
-# This file should be version controlled.
+# This file should be version controlled and should not be manually edited.
 
 version:
-  revision: d9111f64021372856901a1fd5bfbc386cade3318
-  channel: stable
+  revision: "300451adae589accbece3490f4396f10bdf15e6e"
+  channel: "stable"
 
 project_type: app
 
 # Tracks metadata for the flutter migrate command
 migration:
   platforms:
     - platform: root
-      create_revision: d9111f64021372856901a1fd5bfbc386cade3318
-      base_revision: d9111f64021372856901a1fd5bfbc386cade3318
-    - platform: android
-      create_revision: d9111f64021372856901a1fd5bfbc386cade3318
-      base_revision: d9111f64021372856901a1fd5bfbc386cade3318
+      create_revision: 300451adae589accbece3490f4396f10bdf15e6e
+      base_revision: 300451adae589accbece3490f4396f10bdf15e6e
     - platform: web
-      create_revision: d9111f64021372856901a1fd5bfbc386cade3318
-      base_revision: d9111f64021372856901a1fd5bfbc386cade3318
+      create_revision: 300451adae589accbece3490f4396f10bdf15e6e
+      base_revision: 300451adae589accbece3490f4396f10bdf15e6e
 
   # User provided section
 

web/index.html

@@ -18,7 +18,7 @@
 
   <meta charset="UTF-8">
   <meta content="IE=Edge" http-equiv="X-UA-Compatible">
-  <meta name="description" content="A new Flutter project.">
+  <meta name="description" content="A Hello World Flutter app with easy-to-use counters for each day of the week.">
 
   <!-- iOS meta tags & icons -->
   <meta name="apple-mobile-web-app-capable" content="yes">
@@ -27,14 +27,15 @@
   <link rel="apple-touch-icon" href="icons/Icon-192.png">
 
   <!-- Favicon -->
-  <link rel="icon" type="image/png" href="favicon.png"/>
+  <link rel="icon" type="image/png" sizes="32x32" href="favicon-32x32.png">
+  <link rel="icon" type="image/png" sizes="16x16" href="favicon-16x16.png">
 
-  <title>weekday_counters</title>
+  <title>Weekday Counters</title>
   <link rel="manifest" href="manifest.json">
 
   <script>
     // The value below is injected by flutter build, do not touch.
-    var serviceWorkerVersion = null;
+    const serviceWorkerVersion = null;
   </script>
   <!-- This script adds the flutter initialization JS code -->
   <script src="flutter.js" defer></script>
@@ -46,11 +47,12 @@
       _flutter.loader.loadEntrypoint({
         serviceWorker: {
           serviceWorkerVersion: serviceWorkerVersion,
+        },
+        onEntrypointLoaded: function(engineInitializer) {
+          engineInitializer.initializeEngine().then(function(appRunner) {
+            appRunner.runApp();
+          });
         }
-      }).then(function(engineInitializer) {
-        return engineInitializer.initializeEngine();
-      }).then(function(appRunner) {
-        return appRunner.runApp();
       });
     });
   </script>