Refactoring: Remove unused BrowserGpuMemoryBufferManager::BufferInfo constructor

content/browser/gpu/browser_gpu_memory_buffer_manager.cc

 // Copyright 2014 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 "content/browser/gpu/browser_gpu_memory_buffer_manager.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 439 matching lines @@
     // The gpu_client uses a fixed tracing ID.
     return gpu_client_tracing_id_;
   }
 
   // In normal cases, |client_id| is a child process id, so we can perform
   // the standard conversion.
   return ChildProcessHostImpl::ChildProcessUniqueIdToTracingProcessId(
       client_id);
 }
 
-BrowserGpuMemoryBufferManager::BufferInfo::BufferInfo() = default;
-
 BrowserGpuMemoryBufferManager::BufferInfo::BufferInfo(
     const gfx::Size& size,
     gfx::GpuMemoryBufferType type,
     gfx::BufferFormat format,
     gfx::BufferUsage usage,
     int gpu_host_id)
     : size(size),
       type(type),
       format(format),
       usage(usage),
       gpu_host_id(gpu_host_id) {}
 
 BrowserGpuMemoryBufferManager::BufferInfo::BufferInfo(const BufferInfo& other) =
     default;
 
 BrowserGpuMemoryBufferManager::BufferInfo::~BufferInfo() {}
 
 }  // namespace content