Use MSG.time for WebInputEvent timestamps on Windows

content/browser/renderer_host/web_input_event_aurawin.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/web_input_event_aura.h"
 
 #include "base/event_types.h"
 #include "base/logging.h"
 #include "content/browser/renderer_host/input/web_input_event_builders_win.h"
 
 namespace content {
 
 // On Windows, we can just use the builtin WebKit factory methods to fully
 // construct our pre-translated events.
 
 blink::WebMouseEvent MakeUntranslatedWebMouseEventFromNativeEvent(
-    base::NativeEvent native_event) {
+    const base::NativeEvent& native_event) {
   return WebMouseEventBuilder::Build(native_event.hwnd,
                                      native_event.message,
                                      native_event.wParam,
-                                     native_event.lParam);
+                                     native_event.lParam,
+                                     native_event.time);
 }
 
 blink::WebMouseWheelEvent MakeUntranslatedWebMouseWheelEventFromNativeEvent(
-    base::NativeEvent native_event) {
+    const base::NativeEvent& native_event) {
   return WebMouseWheelEventBuilder::Build(native_event.hwnd,
                                           native_event.message,
                                           native_event.wParam,
-                                          native_event.lParam);
+                                          native_event.lParam,
+                                          native_event.time);
 }
 
 blink::WebKeyboardEvent MakeWebKeyboardEventFromNativeEvent(
-    base::NativeEvent native_event) {
+    const base::NativeEvent& native_event) {
   return WebKeyboardEventBuilder::Build(native_event.hwnd,
                                         native_event.message,
                                         native_event.wParam,
-                                        native_event.lParam);
+                                        native_event.lParam,
+                                        native_event.time);
 }
 
 blink::WebGestureEvent MakeWebGestureEventFromNativeEvent(
-    base::NativeEvent native_event) {
+    const base::NativeEvent& native_event) {
   // TODO: Create gestures from native event.
   NOTIMPLEMENTED();
   return  blink::WebGestureEvent();
 }
 
 }  // namespace content