change: Move video call button to menu

lib/pages/chat/chat.dart

@@ -756,6 +756,9 @@ class ChatController extends State<Chat> {
     if (choice == 'location') {
       sendLocationAction();
     }
+    if (choice == 'videocall') {
+      startCallAction();
+    }
   }
 
   void onInputBarChanged(String text) {

lib/pages/chat/chat_input_row.dart

@@ -80,6 +80,18 @@ class ChatInputRow extends StatelessWidget {
                   onSelected: controller.onAddPopupMenuButtonSelected,
                   itemBuilder: (BuildContext context) =>
                       <PopupMenuEntry<String>>[
+                    PopupMenuItem<String>(
+                      value: 'videocall',
+                      child: ListTile(
+                        leading: const CircleAvatar(
+                          backgroundColor: Colors.blueGrey,
+                          foregroundColor: Colors.white,
+                          child: Icon(Icons.video_call_outlined),
+                        ),
+                        title: Text(L10n.of(context).videoCall),
+                        contentPadding: const EdgeInsets.all(0),
+                      ),
+                    ),
                     PopupMenuItem<String>(
                       value: 'file',
                       child: ListTile(

lib/pages/chat/chat_view.dart

@@ -96,12 +96,6 @@ class ChatView extends StatelessWidget {
             ),
         ]
       : [
-          if (controller.room.canSendDefaultStates)
-            IconButton(
-              tooltip: L10n.of(context).videoCall,
-              icon: const Icon(Icons.video_call_outlined),
-              onPressed: controller.startCallAction,
-            ),
           ChatSettingsPopupMenu(controller.room, !controller.room.isDirectChat),
         ];