Hide WebView menu item in reader if local

Closes #8932

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -50,6 +50,7 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.notification.NotificationReceiver
 import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.databinding.ReaderActivityBinding
+import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
 import eu.kanade.tachiyomi.ui.main.MainActivity
 import eu.kanade.tachiyomi.ui.reader.ReaderViewModel.SetAsCoverResult.AddToLibraryFirst
@@ -314,6 +315,7 @@ class ReaderActivity : BaseActivity() {
         val isChapterBookmarked = viewModel.getCurrentChapter()?.chapter?.bookmark ?: false
         menu.findItem(R.id.action_bookmark).isVisible = !isChapterBookmarked
         menu.findItem(R.id.action_remove_bookmark).isVisible = isChapterBookmarked
+        menu.findItem(R.id.action_open_in_web_view).isVisible = viewModel.getSource() is HttpSource
 
         return true
     }