Clean up transform methods in GraphicsContext.

Source/core/rendering/svg/RenderSVGResourcePattern.cpp

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010. 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 224 matching lines @@
     IntSize imageSize(roundedIntSize(clampedAbsoluteTileBoundaries.size()));
     if (imageSize.isEmpty())
         return nullptr;
     OwnPtr<ImageBuffer> tileImage = ImageBuffer::create(imageSize);
     if (!tileImage)
         return nullptr;
 
     GraphicsContext* tileImageContext = tileImage->context();
     ASSERT(tileImageContext);
     IntSize unclampedImageSize(roundedIntSize(absoluteTileBoundaries.size()));
-    tileImageContext->scale(FloatSize(unclampedImageSize.width() / absoluteTileBoundaries.width(), unclampedImageSize.height() / absoluteTileBoundaries.height()));
+    tileImageContext->scale(unclampedImageSize.width() / absoluteTileBoundaries.width(), unclampedImageSize.height() / absoluteTileBoundaries.height());
 
     // The image buffer represents the final rendered size, so the content has to be scaled (to avoid pixelation).
-    tileImageContext->scale(FloatSize(clampedAbsoluteTileBoundaries.width() / tileBoundaries.width(),
-                                      clampedAbsoluteTileBoundaries.height() / tileBoundaries.height()));
+    tileImageContext->scale(
+        clampedAbsoluteTileBoundaries.width() / tileBoundaries.width(),
+        clampedAbsoluteTileBoundaries.height() / tileBoundaries.height());
 
     // Apply tile image transformations.
     if (!tileImageTransform.isIdentity())
         tileImageContext->concatCTM(tileImageTransform);
 
     AffineTransform contentTransformation;
     if (attributes.patternContentUnits() == SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX)
         contentTransformation = tileImageTransform;
 
     // Draw the content into the ImageBuffer.
     for (Element* element = ElementTraversal::firstWithin(*attributes.patternContentElement()); element; element = ElementTraversal::nextSibling(*element)) {
         if (!element->isSVGElement() || !element->renderer())
             continue;
         if (element->renderer()->needsLayout())
             return nullptr;
         SVGRenderingContext::renderSubtree(tileImage->context(), element->renderer(), contentTransformation);
     }
 
     return tileImage.release();
 }
 
 }