Remove #pragma once from content

content/common/gpu/gpu_memory_allocation.h

 // Copyright (c) 2012 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 CONTENT_COMMON_GPU_GPU_MEMORY_ALLOCATION_H_
 #define CONTENT_COMMON_GPU_GPU_MEMORY_ALLOCATION_H_
-#pragma once
 
 #include "base/basictypes.h"
 
 // These are per context memory allocation limits set by the GpuMemoryManager
 // and assigned to the browser and renderer context.
 // They will change over time, given memory availability, and browser state.
 
 // Memory Allocation which will be assigned to the renderer context.
 struct GpuMemoryAllocationForRenderer {
   enum {
@@ skipping 74 matching lines @@
              static_cast<const GpuMemoryAllocationForRenderer&>(other) &&
              static_cast<const GpuMemoryAllocationForBrowser&>(*this) ==
              static_cast<const GpuMemoryAllocationForBrowser&>(other);
   }
   bool operator!=(const GpuMemoryAllocation& other) const {
     return !(*this == other);
   }
 };
 
 #endif // CONTENT_COMMON_GPU_GPU_MEMORY_ALLOCATION_H_