Migrate tfagents codelab to Material 3 (#1359)

* Migrate tfagents codelab to Material 3

* replaced ElevatedButton with FilledButton

Author: miquelbeltran

tfagents-flutter/finished/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step0/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step1/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step2/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step3/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step4/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step5/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});

tfagents-flutter/step6/frontend/lib/main.dart

@@ -52,6 +52,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
       title: 'TFAgents Flutter Sample App',
       theme: ThemeData(
         primarySwatch: Colors.blue,
+        useMaterial3: true,
       ),
       home: _buildGameBody(),
     );
@@ -207,7 +208,7 @@ class _PlaneStrikeState extends State<PlaneStrike>
                 Padding(
                   padding: const EdgeInsets.only(
                       left: 0, top: 20, right: 0, bottom: 0),
-                  child: ElevatedButton(
+                  child: FilledButton(
                     onPressed: () {
                       _resetGame();
                       setState(() {});