Rewrite references to "wtf/" to "platform/wtf/" in core/{dom,html,xml}.

third_party/WebKit/Source/core/dom/ThrowOnDynamicMarkupInsertionCountIncrementer.h

 // Copyright 2016 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 ThrowOnDynamicMarkupInsertionCountIncrementer_h
 #define ThrowOnDynamicMarkupInsertionCountIncrementer_h
 
 #include "core/dom/Document.h"
-#include "wtf/Allocator.h"
+#include "platform/wtf/Allocator.h"
 
 namespace blink {
 
 class ThrowOnDynamicMarkupInsertionCountIncrementer {
   STACK_ALLOCATED();
   WTF_MAKE_NONCOPYABLE(ThrowOnDynamicMarkupInsertionCountIncrementer);
 
  public:
   explicit ThrowOnDynamicMarkupInsertionCountIncrementer(Document* document)
       : count_(document ? &document->throw_on_dynamic_markup_insertion_count_
                         : 0) {
     if (!count_)
       return;
     ++(*count_);
   }
 
   ~ThrowOnDynamicMarkupInsertionCountIncrementer() {
     if (!count_)
       return;
     --(*count_);
   }
 
  private:
   unsigned* count_;
 };
 
 }  // namespace blink
 
 #endif