ifdef OS_NAME -> if defined(OS_NAME)

chrome/browser/renderer_host/pepper/pepper_flash_browser_host.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 "chrome/browser/renderer_host/pepper/pepper_flash_browser_host.h"
 
 #include "base/time.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_ppapi_host.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_message_macros.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_flash.h"
 #include "ppapi/host/dispatch_host_message.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/resource_message_params.h"
 #include "ppapi/shared_impl/time_conversion.h"
 
-#ifdef OS_WIN
+#if defined(OS_WIN)
 #include <windows.h>
 #elif defined(OS_MACOSX)

[Scott Hess - ex-Googler, 2013/03/21 17:13:43]

I love that this manages to use the correct style right next to broken style. 
And this file was surely created by engineers steeped in the lore of Chromium
style.

 #include <CoreServices/CoreServices.h>
 #endif
 
 using content::BrowserPpapiHost;
 using content::BrowserThread;
 using content::RenderProcessHost;
 
 namespace chrome {
 
 namespace {
@@ skipping 115 matching lines @@
     if (!cookie_settings_->IsReadingCookieAllowed(document_url, plugin_url))
       restrictions = PP_FLASHLSORESTRICTIONS_BLOCK;
     else if (cookie_settings_->IsCookieSessionOnly(plugin_url))
       restrictions = PP_FLASHLSORESTRICTIONS_IN_MEMORY;
   }
   SendReply(reply_context, PpapiPluginMsg_Flash_GetLocalDataRestrictionsReply(
       static_cast<int32_t>(restrictions)));
 }
 
 }  // namespace chrome