Remove alt text from images.

sky/engine/core/fetch/ImageResource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 148 matching lines @@
 {
     if (deviceScaleFactor >= 2) {
         DEFINE_STATIC_REF(blink::Image, brokenImageHiRes, (blink::Image::loadPlatformResource("missingImage@2x")));
         return std::make_pair(brokenImageHiRes, 2);
     }
 
     DEFINE_STATIC_REF(blink::Image, brokenImageLoRes, (blink::Image::loadPlatformResource("missingImage")));
     return std::make_pair(brokenImageLoRes, 1);
 }
 
-bool ImageResource::willPaintBrokenImage() const
-{
-    return errorOccurred();
-}
-
 blink::Image* ImageResource::image()
 {
     ASSERT(!isPurgeable());
 
     if (errorOccurred()) {
         // Returning the 1x broken image is non-ideal, but we cannot reliably access the appropriate
         // deviceScaleFactor from here. It is critical that callers use ImageResource::brokenImage()
         // when they need the real, deviceScaleFactor-appropriate broken image icon.
         return brokenImage(1).first;
     }
@@ skipping 243 matching lines @@
 
 bool ImageResource::currentFrameKnownToBeOpaque(const RenderObject* renderer)
 {
     blink::Image* image = imageForRenderer(renderer);
     if (image->isBitmapImage())
         image->nativeImageForCurrentFrame(); // force decode
     return image->currentFrameKnownToBeOpaque();
 }
 
 } // namespace blink