Print an error when trying to launch an incognito browser and incognito is disabled.

BUG=90759
TEST=Set the IncognitoEnabled policy to false. Start the browser with the --incognito switch. An error message should be displayed, and a normal browser is started.


Review URL: http://codereview.chromium.org/7562009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96039 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/browser_init.cc

@@ -549,6 +549,9 @@ bool BrowserInit::LaunchBrowser(const CommandLine& command_line,
   // is forced.
   if (IncognitoIsForced(command_line, profile->GetPrefs())) {
     profile = profile->GetOffTheRecordProfile();
+  } else if (command_line.HasSwitch(switches::kIncognito)) {
+    LOG(WARNING) << "Incognito mode disabled by policy, launching a normal "
+                 << "browser session.";
   }
 
   BrowserInit::LaunchWithProfile lwp(cur_dir, command_line, this);