Oilpan: Remove unused methods in HeapVector

Source/platform/heap/HeapAllocator.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 HeapAllocator_h
 #define HeapAllocator_h
 
 #include "platform/heap/Heap.h"
 #include "platform/heap/TraceTraits.h"
 #include "wtf/Assertions.h"
@@ skipping 352 matching lines @@
 
     HeapVector(size_t size, const T& val) : Vector<T, inlineCapacity, HeapAllocator>(size, val)
     {
     }
 
     template<size_t otherCapacity>
     HeapVector(const HeapVector<T, otherCapacity>& other)
         : Vector<T, inlineCapacity, HeapAllocator>(other)
     {
     }
-
-    template<typename U>
-    void append(const U* data, size_t dataSize)
-    {
-        Vector<T, inlineCapacity, HeapAllocator>::append(data, dataSize);
-    }
-
-    template<typename U>
-    void append(const U& other)
-    {
-        Vector<T, inlineCapacity, HeapAllocator>::append(other);
-    }
-
-    template<typename U, size_t otherCapacity>
-    void appendVector(const HeapVector<U, otherCapacity>& other)
-    {
-        const Vector<U, otherCapacity, HeapAllocator>& otherVector = other;
-        Vector<T, inlineCapacity, HeapAllocator>::appendVector(otherVector);
-    }
 };
 
 template<typename T, size_t inlineCapacity = 0>
 class HeapDeque : public Deque<T, inlineCapacity, HeapAllocator> {
 public:
     HeapDeque() { }
 
     explicit HeapDeque(size_t size) : Deque<T, inlineCapacity, HeapAllocator>(size)
     {
     }
@@ skipping 40 matching lines @@
 template<typename T, size_t i, typename U>
 inline void swap(HeapListHashSet<T, i, U>& a, HeapListHashSet<T, i, U>& b) { a.swap(b); }
 template<typename T, typename U, typename V>
 inline void swap(HeapLinkedHashSet<T, U, V>& a, HeapLinkedHashSet<T, U, V>& b) { a.swap(b); }
 template<typename T, typename U, typename V>
 inline void swap(HeapHashCountedSet<T, U, V>& a, HeapHashCountedSet<T, U, V>& b) { a.swap(b); }
 
 } // namespace blink
 
 #endif