Handle the "key" field as opposed to keyIdentifier field.

third_party/WebKit/Source/core/html/forms/KeyboardClickableInputTypeView.cpp

 /*
  * Copyright (C) 2010, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 22 matching lines @@
 
 #include "core/events/KeyboardEvent.h"
 #include "core/html/HTMLInputElement.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 void KeyboardClickableInputTypeView::handleKeydownEvent(KeyboardEvent* event)
 {
-    const String& key = event->keyIdentifier();
-    if (key == "U+0020") {
+    const String& key = event->key();
+    if (key == " ") {
         element().setActive(true);
         // No setDefaultHandled(), because IE dispatches a keypress in this case
         // and the caller will only dispatch a keypress if we don't call setDefaultHandled().
     }
 }
 
 void KeyboardClickableInputTypeView::handleKeypressEvent(KeyboardEvent* event)
 {
     int charCode = event->charCode();
     if (charCode == '\r') {
         element().dispatchSimulatedClick(event);
         event->setDefaultHandled();
         return;
     }
     if (charCode == ' ') {
         // Prevent scrolling down the page.
         event->setDefaultHandled();
     }
 }
 
 void KeyboardClickableInputTypeView::handleKeyupEvent(KeyboardEvent* event)
 {
-    const String& key = event->keyIdentifier();
-    if (key != "U+0020")
+    const String& key = event->key();
+    if (key != " ")
         return;
     // Simulate mouse click for spacebar for button types.
     dispatchSimulatedClickIfActive(event);
 }
 
 // FIXME: Could share this with BaseCheckableInputType and RangeInputType if we had a common base class.
 void KeyboardClickableInputTypeView::accessKeyAction(bool sendMouseEvents)
 {
     InputTypeView::accessKeyAction(sendMouseEvents);
     element().dispatchSimulatedClick(0, sendMouseEvents ? SendMouseUpDownEvents : SendNoEvents);
 }
 
 } // namespace blink