Remove implicit HANDLE conversions from sandbox.

sandbox/win/tests/common/controller.cc

 // 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.
 
 #include "sandbox/win/tests/common/controller.h"
 
 #include <string>
 
 #include "base/process/process.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 111 matching lines @@
   policy_->SetTokenLevel(startup_token, main_token);
 
   is_init_ = true;
 }
 
 TargetPolicy* TestRunner::GetPolicy() {
   return policy_;
 }
 
 TestRunner::~TestRunner() {
-  if (target_process_ && kill_on_destruction_)
-    ::TerminateProcess(target_process_, 0);
+  if (target_process_.IsValid() && kill_on_destruction_)
+    ::TerminateProcess(target_process_.Get(), 0);
 
   if (policy_)
     policy_->Release();
 }
 
 bool TestRunner::AddRule(TargetPolicy::SubSystem subsystem,
                          TargetPolicy::Semantics semantics,
                          const wchar_t* pattern) {
   if (!is_init_)
     return false;
@@ skipping 44 matching lines @@
   full_command += command;
 
   return InternalRunTest(full_command.c_str());
 }
 
 int TestRunner::InternalRunTest(const wchar_t* command) {
   if (!is_init_)
     return SBOX_TEST_FAILED_TO_RUN_TEST;
 
   // For simplicity TestRunner supports only one process per instance.
-  if (target_process_) {
-    if (IsProcessRunning(target_process_))
+  if (target_process_.IsValid()) {
+    if (IsProcessRunning(target_process_.Get()))
       return SBOX_TEST_FAILED_TO_RUN_TEST;
     target_process_.Close();
     target_process_id_ = 0;
   }
 
   // Get the path to the sandboxed process.
   wchar_t prog_name[MAX_PATH];
   GetModuleFileNameW(NULL, prog_name, MAX_PATH);
 
   // Launch the sandboxed process.
@@ skipping 117 matching lines @@
 
     target->LowerToken();
   } else if (0 != _wcsicmp(argv[1], L"-child-no-sandbox")) {
     return SBOX_TEST_FAILED_TO_EXECUTE_COMMAND;
   }
 
   return command(argc - 4, argv + 4);
 }
 
 }  // namespace sandbox