Fix URLSearchParams to use the right encoding algorithm

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

 // Copyright 2015 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 URLSearchParams_h
 #define URLSearchParams_h
 
 #include "bindings/core/v8/Iterable.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/USVStringOrURLSearchParams.h"
@@ skipping 28 matching lines @@
     String toString() const;
     void append(const String& name, const String& value);
     void deleteAllWithName(const String&);
     String get(const String&) const;
     Vector<String> getAll(const String&) const;
     bool has(const String&) const;
     void set(const String& name, const String& value);
     void setInput(const String&);
 
     // Internal helpers
-    PassRefPtr<EncodedFormData> encodeFormData() const;
+    PassRefPtr<EncodedFormData> toEncodedFormData() const;
     const Vector<std::pair<String, String>>& params() const { return m_params; }
 
 #if ENABLE(ASSERT)
     DOMURL* urlObject() const;
 #endif
 
     DECLARE_TRACE();
 
 private:
     FRIEND_TEST_ALL_PREFIXES(URLSearchParamsTest, EncodedFormData);
 
     explicit URLSearchParams(const String&, DOMURL* = nullptr);
     explicit URLSearchParams(URLSearchParams*);
 
     void runUpdateSteps();
     IterationSource* startIteration(ScriptState*, ExceptionState&) override;
+    void encodeAsFormData(Vector<char>&) const;
 
     Vector<std::pair<String, String>> m_params;
 
     WeakMember<DOMURL> m_urlObject;
 };
 
 } // namespace blink
 
 #endif // URLSearchParams_h