Rewrite references to "wtf/" to "platform/wtf/" in core/paint.

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/SVGContainerPainter.h"
 
 #include "core/layout/svg/LayoutSVGContainer.h"
 #include "core/layout/svg/LayoutSVGViewportContainer.h"
 #include "core/layout/svg/SVGLayoutSupport.h"
 #include "core/paint/FloatClipRecorder.h"
 #include "core/paint/ObjectPainter.h"
 #include "core/paint/PaintInfo.h"
 #include "core/paint/SVGPaintContext.h"
 #include "core/svg/SVGSVGElement.h"
-#include "wtf/Optional.h"
+#include "platform/wtf/Optional.h"
 
 namespace blink {
 
 void SVGContainerPainter::Paint(const PaintInfo& paint_info) {
   // Spec: groups w/o children still may render filter content.
   if (!layout_svg_container_.FirstChild() &&
       !layout_svg_container_.SelfWillPaint())
     return;
 
   FloatRect bounding_box =
@@ skipping 52 matching lines @@
     ObjectPainter(layout_svg_container_)
         .PaintOutline(outline_paint_info, LayoutPoint(bounding_box.Location()));
   }
 
   if (paint_info_before_filtering.IsPrinting())
     ObjectPainter(layout_svg_container_)
         .AddPDFURLRectIfNeeded(paint_info_before_filtering, LayoutPoint());
 }
 
 }  // namespace blink