屏蔽多余的downloadFile

display-server/src/main/webapp/res/js/mobile/expand-mobile.js

			},uploadFile:function(filePath,servletUrl,callback,err){
				storageCallback("uploadFile",callback);
				execute("uploadFile",[filePath,servletUrl],err);	
			},downloadFile:function(savePath,servletUrl,callback,err){
				storageCallback("downloadFile",callback);
				execute("downloadFile",[savePath,servletUrl],err);	
			},recordVideo:function(callback,compressRatio,timeLimit,err){
			},
			// downloadFile:function(savePath,servletUrl,callback,err){
			// 	storageCallback("downloadFile",callback);
			// 	execute("downloadFile",[savePath,servletUrl],err);
			// },
			recordVideo:function(callback,compressRatio,timeLimit,err){
				storageCallback("recordVideo",callback);
				execute("recordVideo",[compressRatio,timeLimit],err);	
			},playVideo:function(videoPath,callback,err){
                if(WadeMobile.isAndroid()){
                    execute("clearBackStack",[]);
                }
            },downloadFileUrl:function(type,url,relPath,callback){
            	storageCallback("downloadFileUrl",callback);
            	execute("downloadFileUrl",[type,url,relPath]);
            },downloadFile:function(type,url,relPath,callback){
            	storageCallback("downloadFile",callback);
            	execute("downloadFile",[type,url,relPath]);
            }