Revert 245586 "aura: Destroy the compositor before destroying th..."

ui/gfx/win/window_impl.cc

Index: ui/gfx/win/window_impl.cc
===================================================================
--- ui/gfx/win/window_impl.cc	(revision 245814)
+++ ui/gfx/win/window_impl.cc	(working copy)
@@ -226,14 +226,10 @@
 LRESULT WindowImpl::OnWndProc(UINT message, WPARAM w_param, LPARAM l_param) {
   LRESULT result = 0;
 
-  HWND hwnd = hwnd_;
-  if (message == WM_NCDESTROY)
-    hwnd_ = NULL;
-
   // Handle the message if it's in our message map; otherwise, let the system
   // handle it.
-  if (!ProcessWindowMessage(hwnd, message, w_param, l_param, result))
-    result = DefWindowProc(hwnd, message, w_param, l_param);
+  if (!ProcessWindowMessage(hwnd_, message, w_param, l_param, result))
+    result = DefWindowProc(hwnd_, message, w_param, l_param);
 
   return result;
 }