Changes MouseEvent constructor to take changed_button_flags.

ui/aura/remote_root_window_host_win.cc

Index: ui/aura/remote_root_window_host_win.cc
diff --git a/ui/aura/remote_root_window_host_win.cc b/ui/aura/remote_root_window_host_win.cc
index 593da6f524fc01a5a28928365fbd889316445363..eb278bb7353b4289990fda4b3f2269db4ae289ce 100644
--- a/ui/aura/remote_root_window_host_win.cc
+++ b/ui/aura/remote_root_window_host_win.cc
@@ -494,7 +494,7 @@ void RemoteRootWindowHostWin::OnMouseMoved(int32 x, int32 y, int32 flags) {
     return;
 
   gfx::Point location(x, y);
-  ui::MouseEvent event(ui::ET_MOUSE_MOVED, location, location, flags);
+  ui::MouseEvent event(ui::ET_MOUSE_MOVED, location, location, flags, 0);
   delegate_->OnHostMouseEvent(&event);
 }
 
@@ -505,7 +505,8 @@ void RemoteRootWindowHostWin::OnMouseButton(
     ui::EventType type,
     ui::EventFlags flags) {
   gfx::Point location(x, y);
-  ui::MouseEvent mouse_event(type, location, location, flags);
+  // TODO: this needs to pass in changed flags.
+  ui::MouseEvent mouse_event(type, location, location, flags, 0);
 
   SetEventFlags(flags | key_event_flags());
   if (type == ui::ET_MOUSEWHEEL) {