Add a SigninAllowed policy.

chrome/test/base/testing_profile.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/test/base/testing_profile.h"
 
 #include "build/build_config.h"
 
 #include "base/base_paths.h"
 #include "base/command_line.h"
@@ skipping 143 matching lines @@
 // ChromeBrowserMainPartsChromeos::PreEarlyInitialization.
 const char TestingProfile::kTestUserProfileDir[] = "test-user";
 #else
 const char TestingProfile::kTestUserProfileDir[] = "Default";
 #endif
 
 TestingProfile::TestingProfile()
     : start_time_(Time::Now()),
       testing_prefs_(NULL),
       incognito_(false),
+      original_profile_(NULL),
       last_session_exited_cleanly_(true),
       profile_dependency_manager_(ProfileDependencyManager::GetInstance()),
       delegate_(NULL) {
   CreateTempProfileDir();
   profile_path_ = temp_dir_.path();
 
   Init();
   FinishInit();
 }
 
 TestingProfile::TestingProfile(const FilePath& path)
     : start_time_(Time::Now()),
       testing_prefs_(NULL),
       incognito_(false),
+      original_profile_(NULL),
       last_session_exited_cleanly_(true),
       profile_path_(path),
       profile_dependency_manager_(ProfileDependencyManager::GetInstance()),
       delegate_(NULL) {
   Init();
   FinishInit();
 }
 
 TestingProfile::TestingProfile(const FilePath& path,
                                Delegate* delegate)
     : start_time_(Time::Now()),
       testing_prefs_(NULL),
       incognito_(false),
+      original_profile_(NULL),
       last_session_exited_cleanly_(true),
       profile_path_(path),
       profile_dependency_manager_(ProfileDependencyManager::GetInstance()),
       delegate_(delegate) {
   Init();
   if (delegate_) {
     MessageLoop::current()->PostTask(FROM_HERE,
                                      base::Bind(&TestingProfile::FinishInit,
                                                 base::Unretained(this)));
   } else {
     FinishInit();
   }
 }
 
 TestingProfile::TestingProfile(
     const FilePath& path,
     Delegate* delegate,
     scoped_refptr<ExtensionSpecialStoragePolicy> extension_policy,
     scoped_ptr<PrefServiceSyncable> prefs,
     bool off_the_record)
     : start_time_(Time::Now()),
       prefs_(prefs.release()),
       testing_prefs_(NULL),
       incognito_(off_the_record),
+      original_profile_(NULL),
       last_session_exited_cleanly_(true),
       extension_special_storage_policy_(extension_policy),
       profile_path_(path),
       profile_dependency_manager_(ProfileDependencyManager::GetInstance()),
       delegate_(delegate) {
 
   // If no profile path was supplied, create one.
   if (profile_path_.empty()) {
     CreateTempProfileDir();
     profile_path_ = temp_dir_.path();
@@ skipping 266 matching lines @@
 }
 
 bool TestingProfile::IsOffTheRecord() const {
   return incognito_;
 }
 
 void TestingProfile::SetOffTheRecordProfile(Profile* profile) {
   incognito_profile_.reset(profile);
 }
 
+void TestingProfile::SetOriginalProfile(Profile* profile) {
+  original_profile_ = profile;
+}
+
 Profile* TestingProfile::GetOffTheRecordProfile() {
   return incognito_profile_.get();
 }
 
 bool TestingProfile::HasOffTheRecordProfile() {
   return incognito_profile_.get() != NULL;
 }
 
 Profile* TestingProfile::GetOriginalProfile() {
+  if (original_profile_)
+    return original_profile_;
   return this;
 }
 
 ExtensionService* TestingProfile::GetExtensionService() {
   return extensions::ExtensionSystem::Get(this)->extension_service();
 }
 
 void TestingProfile::SetExtensionSpecialStoragePolicy(
     ExtensionSpecialStoragePolicy* extension_special_storage_policy) {
   extension_special_storage_policy_ = extension_special_storage_policy;
@@ skipping 274 matching lines @@
 scoped_ptr<TestingProfile> TestingProfile::Builder::Build() {
   DCHECK(!build_called_);
   build_called_ = true;
   return scoped_ptr<TestingProfile>(new TestingProfile(
       path_,
       delegate_,
       extension_policy_,
       pref_service_.Pass(),
       off_the_record_));
 }