Revert "Fix a ton of compiler warnings."

base/multiprocess_test.h

Index: base/multiprocess_test.h
diff --git a/base/multiprocess_test.h b/base/multiprocess_test.h
index 75a8a3e90ae9cb0dd2f463ae34e0fabe8f3d78df..99c2c795250e6c8334f61323ad052db408c96b90 100644
--- a/base/multiprocess_test.h
+++ b/base/multiprocess_test.h
@@ -1,9 +1,9 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2008 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_MULTIPROCESS_TEST_H_
-#define BASE_MULTIPROCESS_TEST_H_
+#ifndef BASE_MULTIPROCESS_TEST_H__
+#define BASE_MULTIPROCESS_TEST_H__
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
@@ -106,7 +106,7 @@ class MultiProcessTest : public PlatformTest {
       const base::file_handle_mapping_vector& fds_to_map,
       bool debug_on_start) {
     CommandLine cl(*CommandLine::ForCurrentProcess());
-    base::ProcessHandle handle = 0;
+    base::ProcessHandle handle = static_cast<base::ProcessHandle>(NULL);
     cl.AppendSwitchWithValue(kRunClientProcess, procname);
 
     if (debug_on_start)
@@ -118,4 +118,4 @@ class MultiProcessTest : public PlatformTest {
 #endif
 };
 
-#endif  // BASE_MULTIPROCESS_TEST_H_
+#endif  // BASE_MULTIPROCESS_TEST_H__