diff --git a/src/vs/workbench/api/electron-browser/mainThreadLanguageFeatures.ts b/src/vs/workbench/api/electron-browser/mainThreadLanguageFeatures.ts
index 1aa547ec9ad24dbc727118e28e99b67160898611..20854ecf66bc9f40319ed9cc0a6efa71d103458f 100644
--- a/src/vs/workbench/api/electron-browser/mainThreadLanguageFeatures.ts
+++ b/src/vs/workbench/api/electron-browser/mainThreadLanguageFeatures.ts
@@ -20,7 +20,6 @@ import { extHostNamedCustomer } from 'vs/workbench/api/electron-browser/extHostC
 import * as typeConverters from 'vs/workbench/api/node/extHostTypeConverters';
 import { URI } from 'vs/base/common/uri';
 import { Selection } from 'vs/editor/common/core/selection';
-import { IExtensionDescription } from 'vs/workbench/services/extensions/common/extensions';
 import * as codeInset from 'vs/workbench/contrib/codeinset/codeInset';
 
 @extHostNamedCustomer(MainContext.MainThreadLanguageFeatures)
@@ -164,7 +163,7 @@ export class MainThreadLanguageFeatures implements MainThreadLanguageFeaturesSha
 
 	// -- code inset
 
-	$registerCodeInsetSupport(handle: number, selector: ISerializedDocumentFilter[], eventHandle: number, extension: IExtensionDescription): void {
+	$registerCodeInsetSupport(handle: number, selector: ISerializedDocumentFilter[], eventHandle: number): void {
 
 		const provider = <codeInset.CodeInsetProvider>{
 			provideCodeInsets: (model: ITextModel, token: CancellationToken): CodeInsetDto[] | Thenable<CodeInsetDto[]> => {
@@ -178,8 +177,7 @@ export class MainThreadLanguageFeatures implements MainThreadLanguageFeaturesSha
 					this._heapService.trackObject(obj);
 					return obj;
 				});
-			},
-			extensionLocation: extension.extensionLocation
+			}
 		};
 
 		if (typeof eventHandle === 'number') {
diff --git a/src/vs/workbench/api/node/extHost.protocol.ts b/src/vs/workbench/api/node/extHost.protocol.ts
index dadca886aa0b16f5645c188b76227f05cdbb9115..4dad35ff4dec700748981564ae03ff0257033b14 100644
--- a/src/vs/workbench/api/node/extHost.protocol.ts
+++ b/src/vs/workbench/api/node/extHost.protocol.ts
@@ -300,7 +300,7 @@ export interface MainThreadLanguageFeaturesShape extends IDisposable {
 	$unregister(handle: number): void;
 	$registerDocumentSymbolProvider(handle: number, selector: ISerializedDocumentFilter[], label: string): void;
 	$registerCodeLensSupport(handle: number, selector: ISerializedDocumentFilter[], eventHandle: number | undefined): void;
-	$registerCodeInsetSupport(handle: number, selector: ISerializedDocumentFilter[], eventHandle: number, extension: IExtensionDescription): void;
+	$registerCodeInsetSupport(handle: number, selector: ISerializedDocumentFilter[], eventHandle: number): void;
 	$emitCodeLensEvent(eventHandle: number, event?: any): void;
 	$registerDefinitionSupport(handle: number, selector: ISerializedDocumentFilter[]): void;
 	$registerDeclarationSupport(handle: number, selector: ISerializedDocumentFilter[]): void;
diff --git a/src/vs/workbench/api/node/extHostLanguageFeatures.ts b/src/vs/workbench/api/node/extHostLanguageFeatures.ts
index 15a14ef8e6e6fc44b03e5edb72d7d61fec08ed4f..ecd56ea3c18f629822bfb56f1742fdbf34926132 100644
--- a/src/vs/workbench/api/node/extHostLanguageFeatures.ts
+++ b/src/vs/workbench/api/node/extHostLanguageFeatures.ts
@@ -1134,16 +1134,16 @@ export class ExtHostLanguageFeatures implements ExtHostLanguageFeaturesShape {
 
 	registerCodeInsetProvider(extension: IExtensionDescription, selector: vscode.DocumentSelector, provider: vscode.CodeInsetProvider): vscode.Disposable {
 		const handle = this._nextHandle();
-		const eventHandle = typeof provider.onDidChangeCodeInsets === 'function' ? this._nextHandle() : undefined;
+		// const eventHandle = typeof provider.onDidChangeCodeInsets === 'function' ? this._nextHandle() : undefined;
 
 		this._adapter.set(handle, new AdapterData(new CodeInsetAdapter(this._documents, this._heapService, provider), extension));
-		this._proxy.$registerCodeInsetSupport(handle, this._transformDocumentSelector(selector), eventHandle, extension);
+		this._proxy.$registerCodeInsetSupport(handle, this._transformDocumentSelector(selector), undefined);
 		let result = this._createDisposable(handle);
 
-		if (eventHandle !== undefined) {
-			const subscription = provider.onDidChangeCodeInsets(_ => this._proxy.$emitCodeLensEvent(eventHandle));
-			result = Disposable.from(result, subscription);
-		}
+		// if (eventHandle !== undefined) {
+		// 	const subscription = provider.onDidChangeCodeInsets(_ => this._proxy.$emitCodeLensEvent(eventHandle));
+		// 	result = Disposable.from(result, subscription);
+		// }
 
 		return result;
 	}
diff --git a/src/vs/workbench/contrib/codeinset/codeInset.ts b/src/vs/workbench/contrib/codeinset/codeInset.ts
index a9402e36690f4c052e8af6198926bab586dda45b..c04b07c72c0f702e9a0e624323699aa36d2ce29c 100644
--- a/src/vs/workbench/contrib/codeinset/codeInset.ts
+++ b/src/vs/workbench/contrib/codeinset/codeInset.ts
@@ -7,7 +7,7 @@ import { registerLanguageCommand } from 'vs/editor/browser/editorExtensions';
 import { ITextModel } from 'vs/editor/common/model';
 import { onUnexpectedExternalError, illegalArgument } from 'vs/base/common/errors';
 import { mergeSort } from 'vs/base/common/arrays';
-import { URI, UriComponents } from 'vs/base/common/uri';
+import { URI } from 'vs/base/common/uri';
 import { Event } from 'vs/base/common/event';
 import { IModelService } from 'vs/editor/common/services/modelService';
 import { CancellationToken } from 'vs/base/common/cancellation';
@@ -23,7 +23,6 @@ export interface ICodeInsetSymbol {
 
 export interface CodeInsetProvider {
 	onDidChange?: Event<this>;
-	extensionLocation: UriComponents;
 	provideCodeInsets(model: ITextModel, token: CancellationToken): ProviderResult<ICodeInsetSymbol[]>;
 	resolveCodeInset(model: ITextModel, codeInset: ICodeInsetSymbol, token: CancellationToken): ProviderResult<ICodeInsetSymbol>;
 }