POSIX: Porting renderer/render_process.cc, low hanging fruit

base/sys_info.h

 // Copyright (c) 2008 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 BASE_SYS_INFO_H_
 #define BASE_SYS_INFO_H_
 
 #include "base/basictypes.h"
 
 #include <string>
@@ skipping 35 matching lines @@
   // Returns the CPU architecture of the system. Exact return value may differ
   // across platforms.
   static std::string CPUArchitecture();
 
   // Returns the pixel dimensions of the primary display via the
   // width and height parameters.
   static void GetPrimaryDisplayDimensions(int* width, int* height);
 
   // Return the number of displays.
   static int DisplayCount();
+
+  // Return the smallest amount of memory (in bytes) which the VM system will allocate.
+  static size_t VMAllocationGranularity();
 };
 
 }  // namespace base
 
 #endif  // BASE_SYS_INFO_H_