[NOT FOR COMMIT] Fully replace SkCanvas uses.

third_party/WebKit/Source/core/paint/ThemePainterDefault.cpp

 /*
  * Copyright (C) 2007 Apple Inc.
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008 Collabora Ltd.
  * Copyright (C) 2008, 2009 Google Inc.
  * Copyright (C) 2009 Kenneth Rohde Christiansen
  *
  * 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 324 matching lines @@
     unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
     unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
     i.context.translate(unzoomedRect.x(), unzoomedRect.y());
     i.context.scale(zoomLevel, zoomLevel);
     i.context.translate(-unzoomedRect.x(), -unzoomedRect.y());
   }
 
   Platform::current()->themeEngine()->paint(
       canvas, WebThemeEngine::PartSliderTrack, getWebThemeState(o),
       WebRect(unzoomedRect), &extraParams);
-
   return false;
 }
 
 bool ThemePainterDefault::paintSliderThumb(const LayoutObject& o,
                                            const PaintInfo& i,
                                            const IntRect& rect) {
   WebThemeEngine::ExtraParams extraParams;
   WebCanvas* canvas = i.context.canvas();
   extraParams.slider.vertical =
       o.styleRef().appearance() == SliderThumbVerticalPart;
@@ skipping 105 matching lines @@
   DEFINE_STATIC_REF(Image, cancelPressedImage,
                     (Image::loadPlatformResource("searchCancelPressed")));
   paintInfo.context.drawImage(LayoutTheme::isPressed(cancelButtonObject)
                                   ? cancelPressedImage
                                   : cancelImage,
                               paintingRect);
   return false;
 }
 
 }  // namespace blink