introduce cacheUrl

src/vs/platform/workspace/common/workspace.ts

@@ -100,6 +100,7 @@ export interface IEnvironment {
 
 	extensionsGallery: {
 		serviceUrl: string;
+		cacheUrl: string;
 		itemUrl: string;
 	};
 

src/vs/workbench/electron-main/env.ts

@@ -37,6 +37,7 @@ export interface IProductConfiguration {
 	expiryUrl: string;
 	extensionsGallery: {
 		serviceUrl: string;
+		cacheUrl: string;
 		itemUrl: string;
 	};
 	crashReporter: Electron.CrashReporterStartOptions;

src/vs/workbench/electron-main/window.ts

@@ -109,6 +109,7 @@ export interface IWindowConfiguration extends env.ICommandLineArguments {
 	crashReporter: Electron.CrashReporterStartOptions;
 	extensionsGallery: {
 		serviceUrl: string;
+		cacheUrl: string;
 		itemUrl: string;
 	};
 	welcomePage: string;