diff --git a/src/vs/workbench/api/electron-browser/mainThreadSCM.ts b/src/vs/workbench/api/electron-browser/mainThreadSCM.ts
index 02d1be98665..a90ab9c755d 100644
--- a/src/vs/workbench/api/electron-browser/mainThreadSCM.ts
+++ b/src/vs/workbench/api/electron-browser/mainThreadSCM.ts
@@ -10,21 +10,22 @@ import URI from 'vs/base/common/uri';
 import Event, { Emitter } from 'vs/base/common/event';
 import { assign } from 'vs/base/common/objects';
 import { IDisposable, dispose } from 'vs/base/common/lifecycle';
-import { ISCMService, ISCMRepository, ISCMProvider, ISCMResource, ISCMResourceGroup, ISCMResourceDecorations, ISCMResourceCollection, ISCMResourceSplice } from 'vs/workbench/services/scm/common/scm';
+import { ISCMService, ISCMRepository, ISCMProvider, ISCMResource, ISCMResourceGroup, ISCMResourceDecorations, ISCMResourceCollection } from 'vs/workbench/services/scm/common/scm';
 import { ExtHostContext, MainThreadSCMShape, ExtHostSCMShape, SCMProviderFeatures, SCMRawResourceSplices, SCMGroupFeatures, MainContext, IExtHostContext } from '../node/extHost.protocol';
 import { Command } from 'vs/editor/common/modes';
 import { extHostNamedCustomer } from 'vs/workbench/api/electron-browser/extHostCustomers';
+import { ISplice } from 'vs/base/common/sequence';
 
 class MainThreadSCMResourceCollection implements ISCMResourceCollection {
 
 	readonly resources: ISCMResource[] = [];
 
-	private _onDidSplice = new Emitter<ISCMResourceSplice>();
+	private _onDidSplice = new Emitter<ISplice<ISCMResource>>();
 	readonly onDidSplice = this._onDidSplice.event;
 
-	splice(start: number, deleteCount: number, resources: ISCMResource[]) {
-		this.resources.splice(start, deleteCount, ...resources);
-		this._onDidSplice.fire({ start, deleteCount, resources });
+	splice(start: number, deleteCount: number, toInsert: ISCMResource[]) {
+		this.resources.splice(start, deleteCount, ...toInsert);
+		this._onDidSplice.fire({ start, deleteCount, toInsert });
 	}
 }
 
diff --git a/src/vs/workbench/services/scm/common/scm.ts b/src/vs/workbench/services/scm/common/scm.ts
index 461cfd58b6d..e86e527f940 100644
--- a/src/vs/workbench/services/scm/common/scm.ts
+++ b/src/vs/workbench/services/scm/common/scm.ts
@@ -12,6 +12,7 @@ import Event from 'vs/base/common/event';
 import { IDisposable } from 'vs/base/common/lifecycle';
 import { Command } from 'vs/editor/common/modes';
 import { ColorIdentifier } from 'vs/platform/theme/common/colorRegistry';
+import { ISplice } from 'vs/base/common/sequence';
 
 export interface IBaselineResourceProvider {
 	getBaselineResource(resource: URI): TPromise<URI>;
@@ -31,15 +32,9 @@ export interface ISCMResourceDecorations {
 	color?: ColorIdentifier;
 }
 
-export interface ISCMResourceSplice {
-	start: number;
-	deleteCount: number;
-	resources: ISCMResource[];
-}
-
 export interface ISCMResourceCollection {
 	readonly resources: ISCMResource[];
-	readonly onDidSplice: Event<ISCMResourceSplice>;
+	readonly onDidSplice: Event<ISplice<ISCMResource>>;
 }
 
 export interface ISCMResource {