Rewrite gin/function_template.h to use C++11 variadic templates.

gin/array_buffer.h

 // Copyright 2013 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 GIN_ARRAY_BUFFER_H_
 #define GIN_ARRAY_BUFFER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "gin/converter.h"
 #include "gin/gin_export.h"
 #include "v8/include/v8.h"
 
 namespace gin {
 
 class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
  public:
   virtual void* Allocate(size_t length) override;
   virtual void* AllocateUninitialized(size_t length) override;
   virtual void Free(void* data, size_t length) override;
 
   GIN_EXPORT static ArrayBufferAllocator* SharedInstance();
 };
 
 class GIN_EXPORT ArrayBuffer {
  public:
   ArrayBuffer();
+  ArrayBuffer(const ArrayBuffer& other);
   ArrayBuffer(v8::Isolate* isolate, v8::Handle<v8::ArrayBuffer> buffer);
   ~ArrayBuffer();
   ArrayBuffer& operator=(const ArrayBuffer& other);
 
   void* bytes() const { return bytes_; }
   size_t num_bytes() const { return num_bytes_; }
 
  private:
   class Private;
 
   scoped_refptr<Private> private_;
   void* bytes_;
   size_t num_bytes_;
-
-  DISALLOW_COPY(ArrayBuffer);
 };
 
 template<>
 struct GIN_EXPORT Converter<ArrayBuffer> {
   static bool FromV8(v8::Isolate* isolate, v8::Handle<v8::Value> val,
                      ArrayBuffer* out);
 };
 
 class GIN_EXPORT ArrayBufferView {
  public:
   ArrayBufferView();
+  ArrayBufferView(const ArrayBufferView& other);
   ArrayBufferView(v8::Isolate* isolate, v8::Handle<v8::ArrayBufferView> view);
   ~ArrayBufferView();
   ArrayBufferView& operator=(const ArrayBufferView& other);
 
   void* bytes() const {
     return static_cast<uint8_t*>(array_buffer_.bytes()) + offset_;
   }
   size_t num_bytes() const { return num_bytes_; }
 
  private:
   ArrayBuffer array_buffer_;
   size_t offset_;
   size_t num_bytes_;
-
-  DISALLOW_COPY(ArrayBufferView);
 };
 
 template<>
 struct GIN_EXPORT Converter<ArrayBufferView> {
   static bool FromV8(v8::Isolate* isolate, v8::Handle<v8::Value> val,
                      ArrayBufferView* out);
 };
 
 }  // namespace gin
 
 #endif  // GIN_ARRAY_BUFFER_H_