Cleanup: IWYU for base/time.h.

base/sys_info.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 BASE_SYS_INFO_H_
 #define BASE_SYS_INFO_H_
 
 #include <string>
 
 #include "base/base_export.h"
 #include "base/basictypes.h"
 #include "base/file_path.h"
-#include "base/time.h"
 #include "build/build_config.h"
 
 namespace base {
 
 class BASE_EXPORT SysInfo {
  public:
   // Return the number of logical processors/cores on the current machine.
   static int NumberOfProcessors();
 
   // Return the number of bytes of physical memory on the current machine.
@@ skipping 74 matching lines @@
   // Returns the device's name.
   static std::string GetDeviceName();
 
   static int DalvikHeapSizeMB();
 #endif  // defined(OS_ANDROID)
 };
 
 }  // namespace base
 
 #endif  // BASE_SYS_INFO_H_