Microsoft.CodeAnalysis.Completion.Providers.AbstractSymbolCompletionProvider<TSyntaxContext>.CreateItem(Microsoft.CodeAnalysis.Completion.CompletionContext, System.String, System.String, System.String, System.Collections.Immutable.ImmutableArray<Microsoft.CodeAnalysis.Completion.Providers.AbstractSymbolCompletionProvider<TSyntaxContext>.SymbolAndSelectionInfo>, TSyntaxContext, Microsoft.CodeAnalysis.Shared.Utilities.SupportedPlatformData)