FBTF: Fix more ctor/dtors found by clang plugin.

base/process_util.cc

 // Copyright (c) 2010 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/process_util.h"
 
 namespace base {
 
+#if defined(OS_POSIX)
+ProcessEntry::ProcessEntry() {}
+ProcessEntry::~ProcessEntry() {}
+#endif
+
 int GetProcessCount(const std::wstring& executable_name,
                     const ProcessFilter* filter) {
   int count = 0;
   NamedProcessIterator iter(executable_name, filter);
   while (iter.NextProcessEntry())
     ++count;
   return count;
 }
 
 bool KillProcesses(const std::wstring& executable_name, int exit_code,
@@ skipping 35 matching lines @@
 NamedProcessIterator::NamedProcessIterator(const std::wstring& executable_name,
                                            const ProcessFilter* filter)
     : ProcessIterator(filter),
       executable_name_(executable_name) {
 }
 
 NamedProcessIterator::~NamedProcessIterator() {
 }
 
 }  // namespace base