Fix OperationSystemVersion() on Android.

base/sys_info_posix.cc

 // Copyright (c) 2011 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 "base/sys_info.h"
 
 #include <errno.h>
 #include <string.h>
 #include <sys/param.h>
 #include <sys/utsname.h>
@@ skipping 43 matching lines @@
 std::string SysInfo::OperatingSystemName() {
   struct utsname info;
   if (uname(&info) < 0) {
     NOTREACHED();
     return std::string();
   }
   return std::string(info.sysname);
 }
 #endif
 
-#if !defined(OS_MACOSX)
+#if !defined(OS_MACOSX) && !defined(OS_ANDROID)
 // static
 std::string SysInfo::OperatingSystemVersion() {
   struct utsname info;
   if (uname(&info) < 0) {
     NOTREACHED();
     return std::string();
   }
   return std::string(info.release);
 }
 #endif
@@ skipping 13 matching lines @@
   }
   return arch;
 }
 
 // static
 size_t SysInfo::VMAllocationGranularity() {
   return getpagesize();
 }
 
 }  // namespace base