Use fatalError and add missing `return` statement

vector/src/main/java/im/vector/app/core/platform/VectorBaseActivity.kt

@@ -55,6 +55,7 @@ import im.vector.app.core.di.ActiveSessionHolder
 import im.vector.app.core.di.ActivityEntryPoint
 import im.vector.app.core.dialogs.DialogLocker
 import im.vector.app.core.dialogs.UnrecognizedCertificateDialog
+import im.vector.app.core.error.fatalError
 import im.vector.app.core.extensions.observeEvent
 import im.vector.app.core.extensions.observeNotNull
 import im.vector.app.core.extensions.registerStartForActivityResult
@@ -608,11 +609,7 @@ abstract class VectorBaseActivity<VB : ViewBinding> : AppCompatActivity(), Maver
                 }
             }.show()
         } else {
-            if (vectorPreferences.failFast()) {
-                error("No CoordinatorLayout to display this snackbar!")
-            } else {
-                Timber.w("No CoordinatorLayout to display this snackbar!")
-            }
+            fatalError("No CoordinatorLayout to display this snackbar!", vectorPreferences.failFast())
         }
     }
 

vector/src/main/java/im/vector/app/features/navigation/DefaultNavigator.kt

@@ -316,6 +316,7 @@ class DefaultNavigator @Inject constructor(
         if (context is AppCompatActivity) {
             if (context !is MatrixToBottomSheet.InteractionListener) {
                 fatalError("Caller context should implement MatrixToBottomSheet.InteractionListener", vectorPreferences.failFast())
+                return
             }
             // TODO check if there is already one??
             MatrixToBottomSheet.withLink(link, origin)