Rewrite references to "wtf/" to "platform/wtf/" in core/css and core/style.

third_party/WebKit/Source/core/css/PropertyRegistry.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 PropertyRegistry_h
 #define PropertyRegistry_h
 
 #include "core/css/PropertyRegistration.h"
-#include "wtf/text/AtomicString.h"
-#include "wtf/text/AtomicStringHash.h"
+#include "platform/wtf/text/AtomicString.h"
+#include "platform/wtf/text/AtomicStringHash.h"
 
 namespace blink {
 
 class PropertyRegistry : public GarbageCollected<PropertyRegistry> {
  public:
   static PropertyRegistry* Create() { return new PropertyRegistry(); }
 
   void RegisterProperty(const AtomicString&,
                         const CSSSyntaxDescriptor&,
                         bool inherits,
                         const CSSValue* initial,
                         PassRefPtr<CSSVariableData> initial_variable_data,
                         CSSInterpolationTypes);
   const PropertyRegistration* Registration(const AtomicString&) const;
   size_t RegistrationCount() const { return registrations_.size(); }
 
   DEFINE_INLINE_TRACE() { visitor->Trace(registrations_); }
 
  private:
   HeapHashMap<AtomicString, Member<PropertyRegistration>> registrations_;
 };
 
 }  // namespace blink
 
 #endif  // PropertyRegistry_h