- Removed unnecessary string conversions.

app/src/main/kotlin/com/tutpro/baresip/AboutActivity.kt

@@ -14,8 +14,7 @@ class AboutActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_about)
         val aboutText = findViewById(R.id.aboutText) as TextView
-        aboutText.text = String.format(getText(R.string.about_text).toString(),
-                BuildConfig.VERSION_NAME)
+        aboutText.text = String.format(getString(R.string.about_text), BuildConfig.VERSION_NAME)
         aboutText.setTextColor(Color.BLACK)
     }
 

app/src/main/kotlin/com/tutpro/baresip/AccountActivity.kt

@@ -430,7 +430,7 @@ class AccountActivity : AppCompatActivity() {
             }
             findViewById(R.id.DefaultTitle) as TextView -> {
                 Utils.alertView(this, getString(R.string.default_account),
-                        getText(R.string.default_account_help).toString())
+                        getString(R.string.default_account_help))
             }
         }
     }

app/src/main/kotlin/com/tutpro/baresip/ChatActivity.kt

@@ -100,7 +100,7 @@ class ChatActivity : AppCompatActivity() {
             }
             val builder = AlertDialog.Builder(this@ChatActivity, R.style.Theme_AppCompat)
             if (ContactsActivity.contactName(peerUri) == peerUri)
-                builder.setMessage(String.format(getText(R.string.long_message_question).toString(),
+                builder.setMessage(String.format(getString(R.string.long_message_question),
                         chatPeer))
                         .setPositiveButton(getString(R.string.cancel), dialogClickListener)
                         .setNegativeButton(getString(R.string.delete_message), dialogClickListener)

app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt

@@ -602,8 +602,8 @@ class MainActivity : AppCompatActivity() {
                     "registering failed" -> {
                         uaAdapter.notifyDataSetChanged()
                         Toast.makeText(applicationContext,
-                                String.format(getText(R.string.registering_failed).toString(),
-                                        aor) + ": ${ev[1]}",
+                                String.format(getString(R.string.registering_failed), aor) +
+                                        ": ${ev[1]}",
                                 Toast.LENGTH_LONG).show()
                     }
                     "call ringing" -> {