fix(mobile-next): 清理悬浮窗、语音文案与位置发送

按 B-273 / B-269 收口 Android 客户端：去掉悬浮窗申请与旧浮窗服务，通话入口统一为语音通话，删除位置发送与定位权限，保留历史位置只读展示。

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>

mobile-next/lib/pages/chat/chat_view.dart

@@ -86,13 +86,23 @@ class ChatPage extends StatelessWidget {
         onTapUserProfile: handleUserProfileTap,
       );
 
-  void handleUserProfileTap(({String userID, String name, String? faceURL, String? groupID}) userProfile) {
-    final userInfo = UserInfo(userID: userProfile.userID, nickname: userProfile.name, faceURL: userProfile.faceURL);
+  void handleUserProfileTap(
+      ({
+        String userID,
+        String name,
+        String? faceURL,
+        String? groupID
+      }) userProfile) {
+    final userInfo = UserInfo(
+        userID: userProfile.userID,
+        nickname: userProfile.name,
+        faceURL: userProfile.faceURL);
     logic.viewUserInfo(userInfo);
   }
 
   Widget? _buildMediaItem(BuildContext context, Message message) {
-    if (message.contentType != MessageType.picture && message.contentType != MessageType.video) {
+    if (message.contentType != MessageType.picture &&
+        message.contentType != MessageType.video) {
       return null;
     }
 
@@ -125,7 +135,8 @@ class ChatPage extends StatelessWidget {
       child: Hero(
         tag: message.clientMsgID!,
         child: _buildMediaContent(message),
-        placeholderBuilder: (BuildContext context, Size heroSize, Widget child) => child,
+        placeholderBuilder:
+            (BuildContext context, Size heroSize, Widget child) => child,
       ),
     );
   }
@@ -155,7 +166,8 @@ class ChatPage extends StatelessWidget {
         final content = data['content'];
         final view = ChatCallItemView(type: type, content: content);
         return CustomTypeInfo(view);
-      } else if (viewType == CustomMessageType.deletedByFriend || viewType == CustomMessageType.blockedByFriend) {
+      } else if (viewType == CustomMessageType.deletedByFriend ||
+          viewType == CustomMessageType.blockedByFriend) {
         final view = ChatFriendRelationshipAbnormalHintView(
           name: logic.nickname.value,
           onTap: logic.sendFriendVerification,
@@ -244,10 +256,11 @@ class ChatPage extends StatelessWidget {
                     toolbox: ChatToolBox(
                       onTapAlbum: logic.onTapAlbum,
                       onTapCamera: logic.onTapCamera,
-                      onTapCall: FeatureFlags.livekitCall && logic.isSingleChat ? logic.call : null,
+                      onTapCall: FeatureFlags.livekitCall && logic.isSingleChat
+                          ? logic.call
+                          : null,
                       onTapCard: logic.onTapCarte,
                       onTapFile: logic.onTapFile,
-                      onTapLocation: logic.onTapLocation,
                     ),
                     voiceRecordBar: bar,
                     emojiView: ChatEmojiView(