Avoid trying to layout the desktop when its size is set to 0x0 when minimized on Windows.

ui/aura/desktop_host_win.cc

 // Copyright (c) 2011 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 "ui/aura/desktop_host_win.h"
 
 #include <windows.h>
 
 #include <algorithm>
 
@@ skipping 240 matching lines @@
   SetMsgHandled(handled);
   return 0;
 }
 
 void DesktopHostWin::OnPaint(HDC dc) {
   desktop_->Draw();
   ValidateRect(hwnd(), NULL);
 }
 
 void DesktopHostWin::OnSize(UINT param, const CSize& size) {
-  desktop_->OnHostResized(gfx::Size(size.cx, size.cy));
+  // Minimizing resizes the window to 0x0 which causes our layout to go all
+  // screwy, so we just ignore it.
+  if (param != SIZE_MINIMIZED)
+    desktop_->OnHostResized(gfx::Size(size.cx, size.cy));
 }
 
 }  // namespace aura