Dialer: We want consistents....change CheckBoxes to Switches

Like in settings it is on other places often switches and here and there a checkbox
Change all CheckBoxes to Switches like sugested by google for new LP Ui.

Thanks for our users which point us to this small visual changes.

Change-Id: Ic3b317a00c70d4cd6aab0c7e5fb3dcd4078d352c
diff --git a/java/com/android/dialer/app/settings/SoundSettingsFragment.java b/java/com/android/dialer/app/settings/SoundSettingsFragment.java
index dcfb7a5..6b91620 100644
--- a/java/com/android/dialer/app/settings/SoundSettingsFragment.java
+++ b/java/com/android/dialer/app/settings/SoundSettingsFragment.java
@@ -167,6 +167,11 @@
       int index = mDtmfToneLength.findIndexOfValue((String) objValue);
       Settings.System.putInt(
           getActivity().getContentResolver(), Settings.System.DTMF_TONE_TYPE_WHEN_DIALING, index);
+    } else if (preference == mPlayDtmfTone) {
+      Settings.System.putInt(
+          getActivity().getContentResolver(),
+          Settings.System.DTMF_TONE_WHEN_DIALING,
+          mPlayDtmfTone.isChecked() ? PLAY_DTMF_TONE : NO_DTMF_TONE);
     }
     return true;
   }
@@ -182,13 +187,7 @@
           .show();
       return true;
     }
-    if (preference == mPlayDtmfTone) {
-      Settings.System.putInt(
-          getActivity().getContentResolver(),
-          Settings.System.DTMF_TONE_WHEN_DIALING,
-          mPlayDtmfTone.isChecked() ? PLAY_DTMF_TONE : NO_DTMF_TONE);
-    }
-    return true;
+      return true;
   }
 
   /** Updates the summary text on the ringtone preference with the name of the ringtone. */