Fix #1452

mobile/src/main/AndroidManifest.xml

@@ -82,10 +82,10 @@
                 android:excludeFromRecents="true"
                 android:launchMode="singleTask"/>
 
-        <activity           
-                android:name=".ScannerActivity"        
-                android:label="@string/add_profile_methods_scan_qr_code"        
-                android:parentActivityName=".MainActivity"        
+        <activity
+                android:name=".ScannerActivity"
+                android:label="@string/add_profile_methods_scan_qr_code"
+                android:parentActivityName=".MainActivity"
                 android:excludeFromRecents="true"/>
 
         <activity android:name=".TaskerActivity"

mobile/src/main/scala/com/github/shadowsocks/ServiceBoundContext.scala

@@ -63,7 +63,6 @@ trait ServiceBoundContext extends Context with IBinder.DeathRecipient {
     if (bgService != null && callback != null && callbackRegistered) try bgService.unregisterCallback(callback) catch {
       case _: RemoteException =>
     }
-    listeningForBandwidth = false
     callbackRegistered = false
   }