Send the proper event time when dispatching mouse event on windows aura.

ui/platform_window/win/win_window.cc

Index: ui/platform_window/win/win_window.cc
diff --git a/ui/platform_window/win/win_window.cc b/ui/platform_window/win/win_window.cc
index ae1e3eacdadad69866bfcaffd78cd2f979df8c98..b6a0b03977d4b145b71d2422f84f63a635b25111 100644
--- a/ui/platform_window/win/win_window.cc
+++ b/ui/platform_window/win/win_window.cc
@@ -107,7 +107,7 @@ void WinWindow::SetCursor(PlatformCursor cursor) {}
 void WinWindow::MoveCursorTo(const gfx::Point& location) {}
 
 LRESULT WinWindow::OnMouseRange(UINT message, WPARAM w_param, LPARAM l_param) {
-  MSG msg = { hwnd(), message, w_param, l_param, 0,
+  MSG msg = { hwnd(), message, w_param, l_param, GetMessageTime(),
               { CR_GET_X_LPARAM(l_param), CR_GET_Y_LPARAM(l_param) } };
   MouseEvent event(msg);
   if (IsMouseEventFromTouch(message))