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

chrome/common/chrome_plugin_util.h

 // 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_COMMON_CHROME_PLUGIN_UTIL_H_
 #define CHROME_COMMON_CHROME_PLUGIN_UTIL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 24 matching lines @@
   void* data;
 };
 
 // This is a base class for plugin-related objects that need to go away when
 // the plugin unloads.  This object also verifies that it is created and
 // destroyed on the same thread.
 class PluginHelper : public NotificationObserver, public NonThreadSafe {
  public:
   static void DestroyAllHelpersForPlugin(ChromePluginLib* plugin);
 
-  PluginHelper(ChromePluginLib* plugin);
+  explicit PluginHelper(ChromePluginLib* plugin);
   virtual ~PluginHelper();
 
   // NotificationObserver
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
  protected:
   NotificationRegistrar registrar_;
 
   scoped_refptr<ChromePluginLib> plugin_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginHelper);
 };
 
 // A class of utility functions for dealing with request responses.
 class PluginResponseUtils {
-public:
+ public:
   // Helper to convert request load flags from the plugin API to the net API
   // versions.
   static uint32 CPLoadFlagsToNetFlags(uint32 flags);
 
   // Common implementation of a CPR_GetResponseInfo call.
   static int GetResponseInfo(
       const net::HttpResponseHeaders* response_headers,
       CPResponseInfoType type, void* buf, size_t buf_size);
 };
 
 // Helper to allocate a string using the given CPB_Alloc function.
 inline char* CPB_StringDup(CPB_AllocFunc alloc, const std::string& str) {
   char* cstr = static_cast<char*>(alloc(static_cast<uint32>(str.length() + 1)));
   memcpy(cstr, str.c_str(), str.length() + 1);  // Include null terminator.
   return cstr;
 }
 
 CPError CPB_GetCommandLineArgumentsCommon(const char* url,
                                           std::string* arguments);
 
 void* STDCALL CPB_Alloc(uint32 size);
 void STDCALL CPB_Free(void* memory);
 
 #endif  // CHROME_COMMON_CHROME_PLUGIN_UTIL_H_