Code cleanup: Removing redundant function calls from loadPendingImage().

Source/core/css/resolver/StyleResourceLoader.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 61 matching lines @@
                 continue;
 
             // Stash the DocumentResource on the reference filter.
             ReferenceFilterBuilder::setDocumentResourceReference(referenceFilter, adoptPtr(new DocumentResourceReference(resource)));
         }
     }
 }
 
 PassRefPtr<StyleImage> StyleResourceLoader::loadPendingImage(StylePendingImage* pendingImage, float deviceScaleFactor)
 {
-    if (pendingImage->cssImageValue()) {
-        CSSImageValue* imageValue = pendingImage->cssImageValue();
+    if (CSSImageValue* imageValue = pendingImage->cssImageValue())
         return imageValue->cachedImage(m_fetcher);
-    }
 
-    if (pendingImage->cssImageGeneratorValue()) {
-        CSSImageGeneratorValue* imageGeneratorValue = pendingImage->cssImageGeneratorValue();
+    if (CSSImageGeneratorValue* imageGeneratorValue = pendingImage->cssImageGeneratorValue()) {
         imageGeneratorValue->loadSubimages(m_fetcher);
         return StyleGeneratedImage::create(imageGeneratorValue);
     }
 
-    if (pendingImage->cssCursorImageValue()) {
-        CSSCursorImageValue* cursorImageValue = pendingImage->cssCursorImageValue();
+    if (CSSCursorImageValue* cursorImageValue = pendingImage->cssCursorImageValue())
         return cursorImageValue->cachedImage(m_fetcher, deviceScaleFactor);
-    }
 
-    if (pendingImage->cssImageSetValue()) {
-        CSSImageSetValue* imageSetValue = pendingImage->cssImageSetValue();
+    if (CSSImageSetValue* imageSetValue = pendingImage->cssImageSetValue())
         return imageSetValue->cachedImageSet(m_fetcher, deviceScaleFactor);
-    }
 
     return 0;
 }
 
 void StyleResourceLoader::loadPendingShapeImage(RenderStyle* renderStyle, ShapeValue* shapeValue)
 {
     if (!shapeValue)
         return;
 
     StyleImage* image = shapeValue->image();
@@ skipping 136 matching lines @@
     loadPendingImages(renderStyle, elementStyleResources);
 
     // Start loading the shaders referenced by this style.
     loadPendingShaders(renderStyle, elementStyleResources);
 
     // Start loading the SVG Documents referenced by this style.
     loadPendingSVGDocuments(renderStyle, elementStyleResources);
 }
 
 }