remove references to cacheUrl

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

@@ -101,7 +101,6 @@ export interface IEnvironment {
 
 	extensionsGallery: {
 		serviceUrl: string;
-		cacheUrl: string;
 		itemUrl: string;
 	};
 

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

@@ -37,7 +37,6 @@ export interface IProductConfiguration {
 	date: string;
 	extensionsGallery: {
 		serviceUrl: string;
-		cacheUrl: string;
 		itemUrl: string;
 	};
 	extensionTips: { [id: string]: string; };

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

@@ -113,7 +113,6 @@ export interface IWindowConfiguration extends env.ICommandLineArguments {
 	crashReporter: Electron.CrashReporterStartOptions;
 	extensionsGallery: {
 		serviceUrl: string;
-		cacheUrl: string;
 		itemUrl: string;
 	};
 	extensionTips: { [id: string]: string; };