MacViews: Fix build errors related to NativeWebKeyboardEvent

content/browser/renderer_host/native_web_keyboard_event_aura.cc

Index: content/browser/renderer_host/native_web_keyboard_event_aura.cc
diff --git a/content/browser/renderer_host/native_web_keyboard_event_aura.cc b/content/browser/renderer_host/native_web_keyboard_event_aura.cc
index 8757b9be94379f1f6683bbd29a5c11c678d04ec5..2b3545c424bb3fe045186784e30db84c2086eccb 100644
--- a/content/browser/renderer_host/native_web_keyboard_event_aura.cc
+++ b/content/browser/renderer_host/native_web_keyboard_event_aura.cc
@@ -14,8 +14,9 @@ namespace {
 // queued in RenderWidgetHost and may be passed and used
 // RenderViewHostDelegate::HandledKeybardEvent after the original aura
 // event is destroyed.
-ui::Event* CopyEvent(ui::Event* event) {
-  return event ? new ui::KeyEvent(*static_cast<ui::KeyEvent*>(event)) : NULL;
+ui::Event* CopyEvent(const ui::Event* event) {
+  return event ? new ui::KeyEvent(*static_cast<const ui::KeyEvent*>(event))
+               : NULL;
 }
 
 int EventFlagsToWebInputEventModifiers(int flags) {
@@ -39,9 +40,12 @@ NativeWebKeyboardEvent::NativeWebKeyboardEvent()
 }
 
 NativeWebKeyboardEvent::NativeWebKeyboardEvent(gfx::NativeEvent native_event)
-    : WebKeyboardEvent(MakeWebKeyboardEvent(
-          static_cast<ui::KeyEvent*>(native_event))),
-      os_event(CopyEvent(native_event)),
+    : NativeWebKeyboardEvent(static_cast<ui::KeyEvent&>(*native_event)) {
+}
+
+NativeWebKeyboardEvent::NativeWebKeyboardEvent(const ui::KeyEvent& key_event)
+    : WebKeyboardEvent(MakeWebKeyboardEvent(&key_event)),
+      os_event(CopyEvent(&key_event)),
       skip_in_browser(false),
       match_edit_command(false) {
 }