title: NotificationChannel issue in Android O
body: <p>I am getting a toast saying "Developer warning for package com.google.android.apps.messaging" when sending an MMS using Android Messages ver 2.3.063.</p>
  
  <p>In logs</p>
  
  <pre><code>08-12 16:57:52.368  7661  7682 W Notification: Use of stream types is deprecated for operations other than volume control
  08-12 16:57:52.368  7661  7682 W Notification: See the documentation of setSound() for what to use instead with android.media.AudioAttributes to qualify your playback use case
  08-12 16:57:52.369  1604  3146 E NotificationService: No Channel found for pkg=com.google.android.apps.messaging, channelId=miscellaneous, id=5, tag=null, opPkg=com.google.android.apps.messaging, callingUid=10130, userId=0, incomingUserId=0, notificationUid=10130, notification=Notification(channel=miscellaneous pri=0 contentView=null vibrate=null sound=null defaults=0x0 flags=0x8 color=0xff2a56c6 vis=PRIVATE)
  08-12 16:57:52.375  1604  3094 D CompatibilityInfo: mCompatibilityFlags - 0
  08-12 16:57:52.375  1604  3094 D CompatibilityInfo: applicationDensity - 480
  08-12 16:57:52.375  1604  3094 D CompatibilityInfo: applicationScale - 1.0
  08-12 16:57:52.378  7661  7682 I BugleNotifications: Notifying for tag = null, type = RESIZING_NOTIFICATION_ID, notification = Notification(channel=miscellaneous pri=0 contentView=null vibrate=null sound=null defaults=0x0 flags=0x8 color=0xff2a56c6 vis=PRIVATE)
  08-12 16:57:52.381  7661  8893 W Notification: Use of stream types is deprecated for operations other than volume control
  08-12 16:57:52.381  7661  8893 W Notification: See the documentation of setSound() for what to use instead with android.media.AudioAttributes to qualify your playback use case
  08-12 16:57:52.384  1604  1618 E NotificationService: No Channel found for pkg=com.google.android.apps.messaging, channelId=miscellaneous, id=5, tag=null, opPkg=com.google.android.apps.messaging, callingUid=10130, userId=0, incomingUserId=0, notificationUid=10130, notification=Notification(channel=miscellaneous pri=0 contentView=null vibrate=null sound=null defaults=0x0 flags=0x8 color=0xff2a56c6 vis=PRIVATE)
  08-12 16:57:52.384   880  1657 W StreamHAL: Error from HAL stream in function get_presentation_position: Operation not permitted
  08-12 16:57:52.387  7661  8893 I BugleNotifications: Notifying for tag = null, type = RESIZING_NOTIFICATION_ID, notification = Notification(channel=miscellaneous pri=0 contentView=null vibrate=null sound=null defaults=0x0 flags=0x8 color=0xff2a56c6 vis=PRIVATE)
  08-12 16:57:52.390  1604  1647 E NotificationService: No Channel found for pkg=com.google.android.apps.messaging, channelId=miscellaneous, id=5, tag=null, opPkg=com.google.android.apps.messaging, callingUid=10130, userId=0, incomingUserId=0, notificationUid=10130, notification=Notification(channel=miscellaneous pri=0 contentView=null vibrate=null sound=null defaults=0x0 flags=0x48 color=0xff2a56c6 vis=PRIVATE)
  </code></pre>
  
  <p>Google Play services ver 11.3.02<br>
  Android Messages 2.3.063<br>
  Android 8.0.0<br></p>
  
  <p>Anyone up there to help me ? <a href="https://i.stack.imgur.com/Uwmdy.png" rel="noreferrer"><img src="https://i.stack.imgur.com/Uwmdy.png" alt="Screenshot"></a></p>