PDF: Use KeyboardEvent.code instead of keyCode.

chrome/browser/resources/pdf/pdf_scripting_api.js

Index: chrome/browser/resources/pdf/pdf_scripting_api.js
diff --git a/chrome/browser/resources/pdf/pdf_scripting_api.js b/chrome/browser/resources/pdf/pdf_scripting_api.js
index 712e390207e2cb443611cab2cfcf26eddbfb633b..259b195d6c725dc1a072bb80494d4e57c97636ac 100644
--- a/chrome/browser/resources/pdf/pdf_scripting_api.js
+++ b/chrome/browser/resources/pdf/pdf_scripting_api.js
@@ -10,7 +10,10 @@
 function DeserializeKeyEvent(dict) {
   var e = document.createEvent('Event');
   e.initEvent('keydown');
+  // TODO(thestig): Remove this once setKeyEventCallback() callers have been
+  // converted to event.code. Ditto below in SerializeKeyEvent().
   e.keyCode = dict.keyCode;
+  e.code = dict.code;
   e.shiftKey = dict.shiftKey;
   e.ctrlKey = dict.ctrlKey;
   e.altKey = dict.altKey;
@@ -27,6 +30,7 @@ function DeserializeKeyEvent(dict) {
 function SerializeKeyEvent(event) {
   return {
     keyCode: event.keyCode,
+    code: event.code,
     shiftKey: event.shiftKey,
     ctrlKey: event.ctrlKey,
     altKey: event.altKey,