Remove implicit HANDLE conversions from sandbox.

sandbox/win/tests/common/controller.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 SANDBOX_WIN_TESTS_COMMON_CONTROLLER_H_
 #define SANDBOX_WIN_TESTS_COMMON_CONTROLLER_H_
 
 #include <windows.h>
 #include <string>
 
@@ skipping 101 matching lines @@
   // destroyed.
   void SetKillOnDestruction(bool value) { kill_on_destruction_ = value; }
 
   // Returns the pointers to the policy object. It can be used to modify
   // the policy manually.
   TargetPolicy* GetPolicy();
 
   BrokerServices* broker() { return broker_; }
 
   // Returns the process handle for an asynchronous test.
-  HANDLE process() { return target_process_; }
+  HANDLE process() { return target_process_.Get(); }
 
   // Returns the process ID for an asynchronous test.
   DWORD process_id() { return target_process_id_; }
 
  private:
   // Initializes the data in the object. Sets is_init_ to tree if the
   // function succeeds. This is meant to be called from the constructor.
   void Init(JobLevel job_level, TokenLevel startup_token,
             TokenLevel main_token);
 
@@ skipping 17 matching lines @@
 
 // Constructs a full path to a file inside the system32 (or syswow64) folder.
 base::string16 MakePathToSys(const wchar_t* name, bool is_obj_man_path);
 
 // Runs the given test on the target process.
 int DispatchCall(int argc, wchar_t **argv);
 
 }  // namespace sandbox
 
 #endif  // SANDBOX_WIN_TESTS_COMMON_CONTROLLER_H_