This patch is the rest of the lint cleanup minus the other open issue.

chrome/tools/crash_service/crash_service.h

Index: chrome/tools/crash_service/crash_service.h
diff --git a/chrome/tools/crash_service/crash_service.h b/chrome/tools/crash_service/crash_service.h
index 3197eea5ffcf4612a473616e2ec383e1e738c300..d074fec49b4c1487db61c75c8980205df759631e 100644
--- a/chrome/tools/crash_service/crash_service.h
+++ b/chrome/tools/crash_service/crash_service.h
@@ -1,8 +1,9 @@
 // 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 CHROME_TOOLS_CRASH_SERVICE__
-#define CHROME_TOOLS_CRASH_SERVICE__
+
+#ifndef CHROME_TOOLS_CRASH_SERVICE_CRASH_SERVICE_H_
+#define CHROME_TOOLS_CRASH_SERVICE_CRASH_SERVICE_H_
 
 #include <string>
 
@@ -28,7 +29,7 @@ class CrashService {
  public:
   // The ctor takes a directory that needs to be writable and will create
   // a subdirectory inside to keep logs, crashes and checkpoint files.
-  CrashService(const std::wstring& report_dir);
+  explicit CrashService(const std::wstring& report_dir);
   ~CrashService();
 
   // Starts servicing crash dumps. The command_line specifies various behaviors,
@@ -110,5 +111,4 @@ class CrashService {
   DISALLOW_EVIL_CONSTRUCTORS(CrashService);
 };
 
-
-#endif  // CHROME_TOOLS_CRASH_SERVICE__
+#endif  // CHROME_TOOLS_CRASH_SERVICE_CRASH_SERVICE_H_