Revert "Revert "Merge from vscode ada4bddb8edc69eea6ebaaa0e88c5f903cbd43d8 (#5529)" (#5553)" (#5562)

This reverts commit c9a4f8f664.

src/vs/workbench/api/common/extHostExtensionActivator.ts

@@ -25,6 +25,7 @@ export interface IExtensionContext {
 	globalStoragePath: string;
 	asAbsolutePath(relativePath: string): string;
 	readonly logPath: string;
+	executionContext: number;
 }
 
 /**

src/vs/workbench/api/common/extHostTypes.ts

@@ -2307,3 +2307,8 @@ export class QuickInputButtons {
 
 	private constructor() { }
 }
+
+export enum ExtensionExecutionContext {
+	Local = 1,
+	Remote = 2
+}