CHR-458: Remove DCHECK which prevents from using custom ResourceBundle::Delegate

ui/base/resource/resource_bundle.cc

 // Copyright (c) 2012 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/base/resource/resource_bundle.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 303 matching lines @@
     base::AutoLock lock_scope(*images_and_fonts_lock_);
     if (images_.count(resource_id))
       return images_[resource_id];
   }
 
   gfx::Image image;
   if (delegate_)
     image = delegate_->GetImageNamed(resource_id);
 
   if (image.IsEmpty()) {
-    DCHECK(!delegate_ && !data_packs_.empty()) <<
+    DCHECK(!data_packs_.empty()) <<
         "Missing call to SetResourcesDataDLL?";
 
     // TODO(oshima): Consider reading the image size from png IHDR chunk and
     // skip decoding here and remove #ifdef below.
     // ResourceBundle::GetSharedInstance() is destroyed after the
     // BrowserMainLoop has finished running. |image_skia| is guaranteed to be
     // destroyed before the resource bundle is destroyed.
 #if defined(OS_CHROMEOS)
     ui::ScaleFactor scale_factor_to_load = ui::GetMaxScaleFactor();
 #else
@@ skipping 392 matching lines @@
 // static
 bool ResourceBundle::DecodePNG(const unsigned char* buf,
                                size_t size,
                                SkBitmap* bitmap,
                                bool* fell_back_to_1x) {
   *fell_back_to_1x = PNGContainsFallbackMarker(buf, size);
   return gfx::PNGCodec::Decode(buf, size, bitmap);
 }
 
 }  // namespace ui