Delete unused functions

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/main/java/com/owncloud/android/ui/unifiedsearch/UnifiedSearchViewModel.kt

@@ -94,14 +94,6 @@ class UnifiedSearchViewModel(application: Application) : AndroidViewModel(applic
         )
     }
 
-    open fun startLoading(query: String) {
-        if (!loadingStarted) {
-            loadingStarted = true
-            this.query.value = query
-            initialQuery()
-        }
-    }
-
     /**
      * Clears data and queries all available providers
      */
@@ -185,10 +177,6 @@ class UnifiedSearchViewModel(application: Application) : AndroidViewModel(applic
         }
     }
 
-    open fun clearError() {
-        error.value = ""
-    }
-
     fun onError(error: Throwable) {
         Log_OC.e(TAG, "Error: " + error.stackTrace)
     }