Fix Ace-registered file extension for pre-CSP HTMLs
Fix Ace-registered file extension for pre-CSP HTMLs

hxddh/chromedeveditor,2947721120/choredev,b0dh1sattva/chromedeveditor,2947721120/chromedeveditor,devoncarew/spark,beaufortfrancois/chromedeveditor,2947721120/chromedeveditor,ussuri/chromedeveditor,2947721120/choredev,modulexcite/chromedeveditor,beaufortfrancois/chromedeveditor,hxddh/chromedeveditor,yikaraman/chromedeveditor,valmzetvn/chromedeveditor,modulexcite/chromedeveditor,vivalaralstin/chromedeveditor,b0dh1sattva/chromedeveditor,yikaraman/chromedeveditor,2947721120/chromedeveditor,beaufortfrancois/chromedeveditor,ussuri/chromedeveditor,devoncarew/spark,2947721120/choredev,yikaraman/chromedeveditor,b0dh1sattva/chromedeveditor,hxddh/chromedeveditor,2947721120/choredev,hxddh/chromedeveditor,vivalaralstin/chromedeveditor,hxddh/chromedeveditor,ussuri/chromedeveditor,hxddh/chromedeveditor,valmzetvn/chromedeveditor,beaufortfrancois/chromedeveditor,yikaraman/chromedeveditor,valmzetvn/chromedeveditor,beaufortfrancois/chromedeveditor,b0dh1sattva/chromedeveditor,2947721120/choredev,modulexcite/chromedeveditor,googlearchive/chromedeveditor,devoncarew/spark,2947721120/choredev,ussuri/chromedeveditor,yikaraman/chromedeveditor,b0dh1sattva/chromedeveditor,vivalaralstin/chromedeveditor,yikaraman/chromedeveditor,2947721120/chromedeveditor,vivalaralstin/chromedeveditor,hxddh/chromedeveditor,devoncarew/spark,b0dh1sattva/chromedeveditor,devoncarew/spark,valmzetvn/chromedeveditor,googlearchive/chromedeveditor,modulexcite/chromedeveditor,valmzetvn/chromedeveditor,googlearchive/chromedeveditor,googlearchive/chromedeveditor,beaufortfrancois/chromedeveditor,2947721120/chromedeveditor,valmzetvn/chromedeveditor,ussuri/chromedeveditor,ussuri/chromedeveditor,modulexcite/chromedeveditor,vivalaralstin/chromedeveditor,valmzetvn/chromedeveditor,modulexcite/chromedeveditor,yikaraman/chromedeveditor,beaufortfrancois/chromedeveditor,googlearchive/chromedeveditor,devoncarew/spark,b0dh1sattva/chromedeveditor,vivalaralstin/chromedeveditor,modulexcite/chromedeveditor,2947721120/chromedeveditor,googlearchive/chromedeveditor,googlearchive/chromedeveditor,ussuri/chromedeveditor,2947721120/chromedeveditor,vivalaralstin/chromedeveditor,2947721120/choredev