diff --git a/src/vs/editor/common/modes/languageFeatureRegistry.ts b/src/vs/editor/common/modes/languageFeatureRegistry.ts
index 4084883d3293fe1cd5a7c8edf6ef56e953e4705b..21356672afaf290c769e2ce063e188f6bd950cea 100644
--- a/src/vs/editor/common/modes/languageFeatureRegistry.ts
+++ b/src/vs/editor/common/modes/languageFeatureRegistry.ts
@@ -13,7 +13,6 @@ import { LanguageSelector, score } from 'vs/editor/common/modes/languageSelector
 interface Entry<T> {
 	selector: LanguageSelector;
 	provider: T;
-	isBuiltin: boolean;
 	_score: number;
 	_time: number;
 }
@@ -31,12 +30,11 @@ export default class LanguageFeatureRegistry<T> {
 		return this._onDidChange.event;
 	}
 
-	register(selector: LanguageSelector, provider: T, isBuiltin = false): IDisposable {
+	register(selector: LanguageSelector, provider: T): IDisposable {
 
 		let entry: Entry<T> = {
 			selector,
 			provider,
-			isBuiltin,
 			_score: -1,
 			_time: this._clock++
 		};
@@ -143,10 +141,6 @@ export default class LanguageFeatureRegistry<T> {
 
 		for (let entry of this._entries) {
 			entry._score = score(entry.selector, model.uri, model.getModeId());
-			if (entry.isBuiltin && entry._score > 0) {
-				entry._score = .5;
-				entry._time = -1;
-			}
 		}
 
 		// needs sorting
diff --git a/src/vs/workbench/parts/debug/electron-browser/repl.ts b/src/vs/workbench/parts/debug/electron-browser/repl.ts
index 5ec30d726852bbb1f07a0360e1285255114251ab..e7266f451e30aa22d7ab088570c2563be4886676 100644
--- a/src/vs/workbench/parts/debug/electron-browser/repl.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/repl.ts
@@ -182,9 +182,7 @@ export class Repl extends Panel implements IPrivateReplService {
 					suggestions: suggestions
 				})));
 			}
-		},
-			true
-		);
+		});
 
 		this.toDispose.push(this.replInput.onDidScrollChange(e => {
 			if (!e.scrollHeightChanged) {