MacViews: Fix build errors related to NativeWebKeyboardEvent

content/browser/renderer_host/web_input_event_aura.cc

Index: content/browser/renderer_host/web_input_event_aura.cc
diff --git a/content/browser/renderer_host/web_input_event_aura.cc b/content/browser/renderer_host/web_input_event_aura.cc
index 4fe79c16dd1aae6893132ca789bc567c5449fa50..8c4e6da687eaa689d08370589abc3487a24c737e 100644
--- a/content/browser/renderer_host/web_input_event_aura.cc
+++ b/content/browser/renderer_host/web_input_event_aura.cc
@@ -28,7 +28,7 @@ blink::WebGestureEvent MakeWebGestureEventFromNativeEvent(
 #endif
 #if defined(USE_X11) || defined(USE_OZONE)
 blink::WebKeyboardEvent MakeWebKeyboardEventFromAuraEvent(
-    ui::KeyEvent* event) {
+    const ui::KeyEvent* event) {
   blink::WebKeyboardEvent webkit_event;
 
   webkit_event.timeStampSeconds = event->time_stamp().InSecondsF();
@@ -222,7 +222,7 @@ blink::WebMouseWheelEvent MakeWebMouseWheelEvent(ui::ScrollEvent* event) {
   return webkit_event;
 }
 
-blink::WebKeyboardEvent MakeWebKeyboardEvent(ui::KeyEvent* event) {
+blink::WebKeyboardEvent MakeWebKeyboardEvent(const ui::KeyEvent* event) {
   // Windows can figure out whether or not to construct a RawKeyDown or a Char
   // WebInputEvent based on the type of message carried in
   // event->native_event(). X11 is not so fortunate, there is no separate