Make --allow-cross-domain-auth-prompt equivalent to a preference.

content/browser/renderer_host/resource_dispatcher_host.cc

Index: content/browser/renderer_host/resource_dispatcher_host.cc
===================================================================
--- content/browser/renderer_host/resource_dispatcher_host.cc	(revision 85807)
+++ content/browser/renderer_host/resource_dispatcher_host.cc	(working copy)
@@ -18,6 +18,7 @@
 #include "base/shared_memory.h"
 #include "base/stl_util-inl.h"
 #include "base/time.h"
+#include "chrome/browser/browser_process.h"

[jam, 2011/05/25 21:08:45]

this is adding a dependency from content to chrome, which will have to be
removed as part of the content refactoring.  better not to add it in the first
place and do this in a way that won't have to change.  i.e. perhaps the browser
code can set an option on RDH.

 #include "chrome/browser/download/download_file_manager.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/download/download_request_limiter.h"
@@ -257,8 +258,7 @@
           request->first_party_for_cookies(), request->url()))
     return HTTP_AUTH_RESOURCE_SAME_DOMAIN;
 
-  if (CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kAllowCrossOriginAuthPrompt))
+  if (g_browser_process->allow_cross_origin_auth_prompt())
     return HTTP_AUTH_RESOURCE_ALLOWED_CROSS;
 
   return HTTP_AUTH_RESOURCE_BLOCKED_CROSS;
@@ -2071,3 +2071,4 @@
 
 // static
 bool ResourceDispatcherHost::is_prefetch_enabled_ = false;
+