Cleanup namespace usage in platform/graphics/[filters/* to skia/*] and platform/graphics/[B-D]*

Source/platform/graphics/skia/NativeImageSkia.cpp

 /*
  * Copyright (c) 2008, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 141 matching lines @@
     SkIRect resizedSubsetRect = m_cachedImageInfo.rectInSubset(scaledImageSubset);
     m_resizedImage.extractSubset(&resizedSubset, resizedSubsetRect);
     return resizedSubset;
 }
 
 void NativeImageSkia::draw(
     GraphicsContext* context,
     const SkRect& srcRect,
     const SkRect& destRect,
     CompositeOperator compositeOp,
-    blink::WebBlendMode blendMode) const
+    WebBlendMode blendMode) const
 {
     TRACE_EVENT0("skia", "NativeImageSkia::draw");
 
     bool isLazyDecoded = DeferredImageDecoder::isLazyDecoded(bitmap());
 
     SkPaint paint;
     context->preparePaintForDrawRectToRect(&paint, srcRect, destRect, compositeOp, blendMode, isLazyDecoded, isDataComplete());
     // We want to filter it if we decided to do interpolation above, or if
     // there is something interesting going on with the matrix (like a rotation).
     // Note: for serialization, we will want to subset the bitmap first so we
@@ skipping 20 matching lines @@
     return result;
 }
 
 void NativeImageSkia::drawPattern(
     GraphicsContext* context,
     const FloatRect& floatSrcRect,
     const FloatSize& scale,
     const FloatPoint& phase,
     CompositeOperator compositeOp,
     const FloatRect& destRect,
-    blink::WebBlendMode blendMode,
+    WebBlendMode blendMode,
     const IntSize& repeatSpacing) const
 {
     FloatRect normSrcRect = floatSrcRect;
     normSrcRect.intersect(FloatRect(0, 0, bitmap().width(), bitmap().height()));
     if (destRect.isEmpty() || normSrcRect.isEmpty())
         return; // nothing to draw
 
     SkMatrix totalMatrix = context->getTotalMatrix();
     AffineTransform ctm = context->getCTM();
     SkScalar ctmScaleX = ctm.xScale();
@@ skipping 157 matching lines @@
 SkIRect NativeImageSkia::ImageResourceInfo::rectInSubset(const SkIRect& otherScaledImageSubset)
 {
     if (!scaledImageSubset.contains(otherScaledImageSubset))
         return SkIRect::MakeEmpty();
     SkIRect subsetRect = otherScaledImageSubset;
     subsetRect.offset(-scaledImageSubset.x(), -scaledImageSubset.y());
     return subsetRect;
 }
 
 } // namespace blink