[OSX] Don't create deferred windows.

ui/views/widget/native_widget_mac.mm

 // Copyright 2014 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/views/widget/native_widget_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
@@ skipping 523 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NativeWidgetMac, protected:
 
 NSWindow* NativeWidgetMac::CreateNSWindow(const Widget::InitParams& params) {
   return [[[NativeWidgetMacNSWindow alloc]
       initWithContentRect:ui::kWindowSizeDeterminedLater
                 styleMask:StyleMaskForParams(params)
                   backing:NSBackingStoreBuffered
-                    defer:YES] autorelease];
+                    defer:NO] autorelease];
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // Widget, public:
 
 bool Widget::ConvertRect(const Widget* source,
                          const Widget* target,
                          gfx::Rect* rect) {
   return false;
 }
@@ skipping 85 matching lines @@
 }
 
 // static
 gfx::FontList NativeWidgetPrivate::GetWindowTitleFontList() {
   NOTIMPLEMENTED();
   return gfx::FontList();
 }
 
 }  // namespace internal
 }  // namespace views