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

third_party/WebKit/Source/core/dom/shadow/SlotScopedTraversalTest.cpp

 // 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.
 
 #include "core/dom/shadow/SlotScopedTraversal.h"
 
+#include <memory>
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "core/dom/Node.h"
 #include "core/dom/NodeTraversal.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLSlotElement.h"
 #include "core/testing/DummyPageHolder.h"
 #include "platform/geometry/IntSize.h"
+#include "platform/wtf/Vector.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/Vector.h"
-#include <memory>
 
 namespace blink {
 
 class SlotScopedTraversalTest : public ::testing::Test {
  protected:
   Document& GetDocument() const;
 
   void SetupSampleHTML(const char* main_html,
                        const char* shadow_html,
                        unsigned);
@@ skipping 374 matching lines @@
         const Vector<Element*> expected_sequence({inner[0], child[0], span[0],
                                                   child[1], span[1], inner[1],
                                                   child[2], span[2], child[3]});
         TestExpectedSequence(expected_sequence);
       } break;
     }
   }
 }
 
 }  // namespace blink