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

third_party/WebKit/Source/core/paint/ViewPaintInvalidator.h

 // Copyright 2017 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.
 
 #ifndef ViewPaintInvalidator_h
 #define ViewPaintInvalidator_h
 
 #include "platform/graphics/PaintInvalidationReason.h"
-#include "wtf/Allocator.h"
+#include "platform/wtf/Allocator.h"
 
 namespace blink {
 
 class LayoutView;
 struct PaintInvalidatorContext;
 
 class ViewPaintInvalidator {
   STACK_ALLOCATED();
 
  public:
   ViewPaintInvalidator(const LayoutView& view,
                        const PaintInvalidatorContext& context)
       : view_(view), context_(context) {}
 
   PaintInvalidationReason InvalidatePaintIfNeeded();
 
  private:
   void InvalidateBackgroundIfNeeded();
 
   const LayoutView& view_;
   const PaintInvalidatorContext& context_;
 };
 
 }  // namespace blink
 
 #endif