Add immutable settings checks when handling policy.

chrome/browser/chromeos/cros/cryptohome_library.cc

 // Copyright (c) 2011 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/chromeos/cros/cryptohome_library.h"
 
 #include "base/command_line.h"
 #include "base/hash_tables.h"
 #include "base/message_loop.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
@@ skipping 227 matching lines @@
   typedef base::hash_map<int, Delegate*> CallbackMap;
   mutable CallbackMap callback_map_;
 
   void* cryptohome_connection_;
 
   DISALLOW_COPY_AND_ASSIGN(CryptohomeLibraryImpl);
 };
 
 class CryptohomeLibraryStubImpl : public CryptohomeLibrary {
  public:
-  CryptohomeLibraryStubImpl() {}
+  CryptohomeLibraryStubImpl()
+    : locked_(false) {}
   virtual ~CryptohomeLibraryStubImpl() {}
 
   bool CheckKey(const std::string& user_email, const std::string& passhash) {
     return true;
   }
 
   bool AsyncCheckKey(const std::string& user_email,
                      const std::string& passhash,
                      Delegate* callback) {
     BrowserThread::PostTask(
@@ skipping 133 matching lines @@
   bool InstallAttributesFinalize() {
     locked_ = true;
     return true;
   }
 
   bool InstallAttributesIsReady() {
     return true;
   }
 
   bool InstallAttributesIsSecure() {
-    return locked_;
+    return false;
   }
 
   bool InstallAttributesIsInvalid() {
     return false;
   }
 
   bool InstallAttributesIsFirstInstall() {
-    return false;
+    return !locked_;
   }
 
  private:
   static void DoStubCallback(Delegate* callback) {
     if (callback)
       callback->OnComplete(true, kCryptohomeMountErrorNone);
   }
 
   std::map<std::string, std::string> install_attrs_;
   bool locked_;
   DISALLOW_COPY_AND_ASSIGN(CryptohomeLibraryStubImpl);
 };
 
 // static
 CryptohomeLibrary* CryptohomeLibrary::GetImpl(bool stub) {
   if (stub)
     return new CryptohomeLibraryStubImpl();
   else
     return new CryptohomeLibraryImpl();
 }
 
 } // namespace chromeos