Don't allow elevation for CHROME_OS.

chrome/browser/managed_mode/managed_user_service.cc

Index: chrome/browser/managed_mode/managed_user_service.cc
diff --git a/chrome/browser/managed_mode/managed_user_service.cc b/chrome/browser/managed_mode/managed_user_service.cc
index 054969cbbcb1ba0b99889467710c24e90db1ecc8..417ffaee99937c18da47299a090ee2e0724ec9bd 100644
--- a/chrome/browser/managed_mode/managed_user_service.cc
+++ b/chrome/browser/managed_mode/managed_user_service.cc
@@ -129,6 +129,9 @@ bool ManagedUserService::IsPassphraseEmpty() const {
 
 bool ManagedUserService::CanSkipPassphraseDialog(
     const content::WebContents* web_contents) const {
+#if defined(OS_CHROMEOS)
+  return false;

[Adrian Kuegel, 2013/04/11 15:56:10]

I could add a DCHECK here, too, if I modify the code in
extension_uninstall_dialog.cc, anyway.

+#endif
   return IsElevatedForWebContents(web_contents) ||
          IsPassphraseEmpty();
 }
@@ -136,6 +139,11 @@ bool ManagedUserService::CanSkipPassphraseDialog(
 void ManagedUserService::RequestAuthorization(
     content::WebContents* web_contents,
     const PassphraseCheckedCallback& callback) {
+#if defined(OS_CHROMEOS)
+  callback.Run(false);

[Bernhard Bauer, 2013/04/11 13:31:18]

Again, should we maybe DCHECK?

[Adrian Kuegel, 2013/04/11 15:56:10]

If I add a DCHECK here, I would have to also change the code in
extension_uninstall_dialog.cc and crx_installer.cc. But maybe I should do that,
anyway.

+  return;
+#endif
+
   if (CanSkipPassphraseDialog(web_contents)) {
     callback.Run(true);
     return;
@@ -413,12 +421,16 @@ void ManagedUserService::GetManualExceptionsForHost(const std::string& host,
 
 void ManagedUserService::AddElevationForExtension(
     const std::string& extension_id) {
+#if !defined(OS_CHROMEOS)
   elevated_for_extensions_.insert(extension_id);

[Bernhard Bauer, 2013/04/11 13:31:18]

And here

+#endif
 }
 
 void ManagedUserService::RemoveElevationForExtension(
     const std::string& extension_id) {
+#if !defined(OS_CHROMEOS)
   elevated_for_extensions_.erase(extension_id);

[Bernhard Bauer, 2013/04/11 13:31:18]

And here

+#endif
 }
 
 void ManagedUserService::Init() {