Give plug-in processes an executable heap and disable PIE/ASLR for Native

chrome/browser/importer/profile_import_process_host.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 "chrome/browser/importer/profile_import_process_host.h"
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
@@ skipping 58 matching lines @@
 }
 
 bool ProfileImportProcessHost::ReportImportItemFinished(
     importer::ImportItem item) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   Send(new ProfileImportProcessMsg_ReportImportItemFinished(item));
   return true;
 }
 
 FilePath ProfileImportProcessHost::GetProfileImportProcessCmd() {
-  return GetChildPath(true);
+#if defined(OS_LINUX)
+  int flags = CHILD_ALLOW_SELF;
+#else
+  int flags = CHILD_NORMAL;
+#endif
+  return GetChildPath(flags);
 }
 
 bool ProfileImportProcessHost::StartProcess() {
   set_name(ASCIIToUTF16("profile import process"));
 
   if (!CreateChannel())
     return false;
 
   FilePath exe_path = GetProfileImportProcessCmd();
   if (exe_path.empty()) {
@@ skipping 45 matching lines @@
   BrowserThread::PostTask(
       thread_id_, FROM_HERE,
       NewRunnableMethod(import_process_client_.get(),
                         &ProfileImportProcessClient::OnProcessCrashed,
                         exit_code));
 }
 
 bool ProfileImportProcessHost::CanShutdown() {
   return true;
 }