Robuta

https://chromiumcodereview.appspot.com/1123093003/patch/80001/90007 extensions/common/api/extensions_manifest_types.json - Issue 1123093003: Add a manifest property... common api extensions manifest types https://chromiumcodereview.appspot.com/1123093003/diff/80001/extensions/common/api/printer_provider/usb_printer_manifest_data.h extensions/common/api/printer_provider/usb_printer_manifest_data.h - Issue 1123093003: Add a... https://chromiumcodereview.appspot.com/1123093003/patch/80001/90001 chrome/common/extensions/docs/templates/articles/manifest/usb_printers.html - Issue 1123093003: Add... https://chromiumcodereview.appspot.com/1123093003/diff/80001/extensions/extensions.gypi extensions/extensions.gypi - Issue 1123093003: Add a manifest property declaring USB printers... extensions issue add https://chromiumcodereview.appspot.com/1123093003/patch/80001/90016 extensions/extensions.gypi - Issue 1123093003: Add a manifest property declaring USB printers... extensions issue add