Fix a long standing painting problem seen in the tabstrip on Windows Desktop Chrome.

ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
index 45f1a866ec75ea15ae0db47e2a7bec3dd634cb03..877e8d1ccb3e30491c326022d939acfcb466e75c 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
@@ -382,7 +382,7 @@ void DesktopWindowTreeHostWin::FrameTypeChanged() {
 }
 
 void DesktopWindowTreeHostWin::SetFullscreen(bool fullscreen) {
-  message_handler_->fullscreen_handler()->SetFullscreen(fullscreen);
+  message_handler_->SetFullscreen(fullscreen);
   // TODO(sky): workaround for ScopedFullscreenVisibility showing window
   // directly. Instead of this should listen for visibility changes and then
   // update window.