Clean up unused param in RegistryOverrideManager

This param has been unused since http://crrev.com/234367 and makes the method confusing.

BUG=314800

Review URL: https://codereview.chromium.org/575253002

Cr-Commit-Position: refs/heads/master@{#295400}

19 files changed, 40 insertions, 49 deletions

diff --git a/base/test/test_reg_util_win.cc b/base/test/test_reg_util_win.cc
index f354b17..2cbafef 100644
--- a/base/test/test_reg_util_win.cc
+++ b/base/test/test_reg_util_win.cc
@@ -92,9 +92,7 @@ RegistryOverrideManager::RegistryOverrideManager(
 
 RegistryOverrideManager::~RegistryOverrideManager() {}
 
-void RegistryOverrideManager::OverrideRegistry(
-    HKEY override,
-    const base::string16& /*override_name*/) {
+void RegistryOverrideManager::OverrideRegistry(HKEY override) {
   base::string16 key_path = GenerateTempKeyPath(test_key_root_, timestamp_);
   overrides_.push_back(new ScopedRegistryKeyOverride(override, key_path));
 }
diff --git a/base/test/test_reg_util_win.h b/base/test/test_reg_util_win.h
index 6ef6096..db71838 100644
--- a/base/test/test_reg_util_win.h
+++ b/base/test/test_reg_util_win.h
@@ -34,11 +34,10 @@ class RegistryOverrideManager {
   RegistryOverrideManager();
   ~RegistryOverrideManager();
 
-  // Override the given registry hive using a temporary key named by temp_name
-  // under the temporary test key path. There is no need to randomize
-  // |override_name|, as a random parent key is generated. Multiple overrides to
-  // the same hive are not supported and lead to undefined behavior.
-  void OverrideRegistry(HKEY override, const base::string16& override_name);
+  // Override the given registry hive using a randomly generated temporary key.
+  // Multiple overrides to the same hive are not supported and lead to undefined
+  // behavior.
+  void OverrideRegistry(HKEY override);
 
  private:
   friend class RegistryOverrideManagerTest;
diff --git a/base/test/test_reg_util_win_unittest.cc b/base/test/test_reg_util_win_unittest.cc
index 6f2e3fe..11abe5d 100644
--- a/base/test/test_reg_util_win_unittest.cc
+++ b/base/test/test_reg_util_win_unittest.cc
@@ -64,7 +64,7 @@ class RegistryOverrideManagerTest : public testing::Test {
 
   void CreateManager(const base::Time& timestamp) {
     manager_.reset(new RegistryOverrideManager(timestamp, fake_test_key_root_));
-    manager_->OverrideRegistry(HKEY_CURRENT_USER, L"override_manager_unittest");
+    manager_->OverrideRegistry(HKEY_CURRENT_USER);
   }
 
   base::string16 fake_test_key_root_;
diff --git a/chrome/browser/chrome_elf_init_unittest_win.cc b/chrome/browser/chrome_elf_init_unittest_win.cc
index 47e9e42..6f567e3 100644
--- a/chrome/browser/chrome_elf_init_unittest_win.cc
+++ b/chrome/browser/chrome_elf_init_unittest_win.cc
@@ -29,8 +29,7 @@ class ChromeBlacklistTrialTest : public testing::Test {
   virtual void SetUp() OVERRIDE {
     testing::Test::SetUp();
 
-    override_manager_.OverrideRegistry(HKEY_CURRENT_USER,
-                                       L"browser_blacklist_test");
+    override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
 
     blacklist_registry_key_.reset(
         new base::win::RegKey(HKEY_CURRENT_USER,
diff --git a/chrome/browser/extensions/api/messaging/native_messaging_test_util.cc b/chrome/browser/extensions/api/messaging/native_messaging_test_util.cc
index 5e0ea49..f3658e1 100644
--- a/chrome/browser/extensions/api/messaging/native_messaging_test_util.cc
+++ b/chrome/browser/extensions/api/messaging/native_messaging_test_util.cc
@@ -75,7 +75,7 @@ void ScopedTestNativeMessagingHost::RegisterTestHost(bool user_level) {
 
 #if defined(OS_WIN)
   HKEY root_key = user_level ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE;
-  registry_override_.OverrideRegistry(root_key, L"native_messaging");
+  registry_override_.OverrideRegistry(root_key);
 #else
   path_override_.reset(new base::ScopedPathOverride(
       user_level ? chrome::DIR_USER_NATIVE_MESSAGING
diff --git a/chrome/browser/media_galleries/media_galleries_test_util.cc b/chrome/browser/media_galleries/media_galleries_test_util.cc
index 766c41a..1c4dc4a 100644
--- a/chrome/browser/media_galleries/media_galleries_test_util.cc
+++ b/chrome/browser/media_galleries/media_galleries_test_util.cc
@@ -198,7 +198,7 @@ void EnsureMediaDirectoriesExists::Init() {
   local_app_data_override_.reset(new base::ScopedPathOverride(
       base::DIR_LOCAL_APP_DATA, GetFakeLocalAppDataPath()));
   // Picasa also looks in the registry for an alternate path.
-  registry_override_.OverrideRegistry(HKEY_CURRENT_USER, L"hkcu_picasa");
+  registry_override_.OverrideRegistry(HKEY_CURRENT_USER);
 #endif  // OS_WIN
 
 #if defined(OS_MACOSX)
diff --git a/chrome/browser/safe_browsing/incident_reporting/environment_data_collection_win_unittest.cc b/chrome/browser/safe_browsing/incident_reporting/environment_data_collection_win_unittest.cc
index f0560d3..ffe3cee 100644
--- a/chrome/browser/safe_browsing/incident_reporting/environment_data_collection_win_unittest.cc
+++ b/chrome/browser/safe_browsing/incident_reporting/environment_data_collection_win_unittest.cc
@@ -127,7 +127,7 @@ TEST(SafeBrowsingEnvironmentDataCollectionWinTest, CollectDllBlacklistData) {
   // Ensure that CollectDllBlacklistData correctly adds the set of sanitized dll
   // names currently stored in the registry to the report.
   registry_util::RegistryOverrideManager override_manager;
-  override_manager.OverrideRegistry(HKEY_CURRENT_USER, L"safe_browsing_test");
+  override_manager.OverrideRegistry(HKEY_CURRENT_USER);
 
   base::win::RegKey blacklist_registry_key(HKEY_CURRENT_USER,
                                            blacklist::kRegistryFinchListPath,
diff --git a/chrome/installer/gcapi/gcapi_last_run_test.cc b/chrome/installer/gcapi/gcapi_last_run_test.cc
index 9dbd706..85e7eed 100644
--- a/chrome/installer/gcapi/gcapi_last_run_test.cc
+++ b/chrome/installer/gcapi/gcapi_last_run_test.cc
@@ -26,9 +26,7 @@ class GCAPILastRunTest : public ::testing::Test {
  protected:
   void SetUp() {
     // Override keys - this is undone during destruction.
-    std::wstring hkcu_override = base::StringPrintf(
-        L"hkcu_override\\%ls", base::ASCIIToWide(base::GenerateGUID()).c_str());
-    override_manager_.OverrideRegistry(HKEY_CURRENT_USER, hkcu_override);
+    override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
 
     // Create the client state key in the right places.
     std::wstring reg_path(google_update::kRegPathClientState);
diff --git a/chrome/installer/gcapi/gcapi_test_registry_overrider.cc b/chrome/installer/gcapi/gcapi_test_registry_overrider.cc
index be678a2..8f2b05d 100644
--- a/chrome/installer/gcapi/gcapi_test_registry_overrider.cc
+++ b/chrome/installer/gcapi/gcapi_test_registry_overrider.cc
@@ -11,8 +11,8 @@
 
 GCAPITestRegistryOverrider::GCAPITestRegistryOverrider() {
   // Override keys - this is undone during destruction.
-  override_manager_.OverrideRegistry(HKEY_CURRENT_USER, L"hkcu_override");
-  override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE, L"hklm_override");
+  override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
+  override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE);
 }
 
 GCAPITestRegistryOverrider::~GCAPITestRegistryOverrider() {
diff --git a/chrome/installer/setup/setup_util_unittest.cc b/chrome/installer/setup/setup_util_unittest.cc
index 345441b8..c999c61 100644
--- a/chrome/installer/setup/setup_util_unittest.cc
+++ b/chrome/installer/setup/setup_util_unittest.cc
@@ -408,8 +408,7 @@ namespace {
 class MigrateMultiToSingleTest : public testing::Test {
  protected:
   virtual void SetUp() OVERRIDE {
-    registry_override_manager_.OverrideRegistry(kRootKey,
-                                                L"MigrateMultiToSingleTest");
+    registry_override_manager_.OverrideRegistry(kRootKey);
   }
 
   static const bool kSystemLevel = false;
diff --git a/chrome/installer/util/google_update_settings_unittest.cc b/chrome/installer/util/google_update_settings_unittest.cc
index 51e896b..2069bf2 100644
--- a/chrome/installer/util/google_update_settings_unittest.cc
+++ b/chrome/installer/util/google_update_settings_unittest.cc
@@ -35,8 +35,8 @@ const wchar_t kTestExperimentLabel[] = L"test_label_value";
 class GoogleUpdateSettingsTest : public testing::Test {
  protected:
   virtual void SetUp() OVERRIDE {
-    registry_overrides_.OverrideRegistry(HKEY_LOCAL_MACHINE, L"HKLM_pit");
-    registry_overrides_.OverrideRegistry(HKEY_CURRENT_USER, L"HKCU_pit");
+    registry_overrides_.OverrideRegistry(HKEY_LOCAL_MACHINE);
+    registry_overrides_.OverrideRegistry(HKEY_CURRENT_USER);
   }
 
   enum SystemUserInstall {
@@ -1084,7 +1084,7 @@ void CollectStatsConsent::SetUp() {
   base::string16 reg_temp_name(
       stats_state.system_level() ? L"HKLM_" : L"HKCU_");
   reg_temp_name += L"CollectStatsConsent";
-  override_manager_.OverrideRegistry(root_key, reg_temp_name);
+  override_manager_.OverrideRegistry(root_key);
 
   if (stats_state.multi_install()) {
     MakeChromeMultiInstall(root_key);
diff --git a/chrome/installer/util/install_util_unittest.cc b/chrome/installer/util/install_util_unittest.cc
index e220090..241db4b 100644
--- a/chrome/installer/util/install_util_unittest.cc
+++ b/chrome/installer/util/install_util_unittest.cc
@@ -82,7 +82,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStageAP) {
   // Update the stage when there's no "ap" value.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE);
     InstallUtil::UpdateInstallerStage(system_level, state_key_path,
                                       installer::BUILDING);
@@ -96,7 +96,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStageAP) {
   // Update the stage when there is an "ap" value.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE)
         .WriteValue(google_update::kRegApField, L"2.0-dev");
     InstallUtil::UpdateInstallerStage(system_level, state_key_path,
@@ -111,7 +111,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStageAP) {
   // Clear the stage.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE)
       .WriteValue(google_update::kRegApField, L"2.0-dev-stage:building");
     InstallUtil::UpdateInstallerStage(system_level, state_key_path,
@@ -132,7 +132,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStage) {
   // Update the stage when there's no "InstallerExtraCode1" value.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE)
         .DeleteValue(installer::kInstallerExtraCode1);
     InstallUtil::UpdateInstallerStage(system_level, state_key_path,
@@ -147,7 +147,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStage) {
   // Update the stage when there is an "InstallerExtraCode1" value.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE)
         .WriteValue(installer::kInstallerExtraCode1,
                     static_cast<DWORD>(installer::UNPACKING));
@@ -163,7 +163,7 @@ TEST_F(InstallUtilTest, UpdateInstallerStage) {
   // Clear the stage.
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     RegKey(root, state_key_path.c_str(), KEY_SET_VALUE)
         .WriteValue(installer::kInstallerExtraCode1, static_cast<DWORD>(5));
     InstallUtil::UpdateInstallerStage(system_level, state_key_path,
@@ -185,7 +185,7 @@ TEST_F(InstallUtilTest, DeleteRegistryKeyIf) {
 
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_key");
+    override_manager.OverrideRegistry(root);
     // Nothing to delete if the keys aren't even there.
     {
       MockRegistryValuePredicate pred;
@@ -293,7 +293,7 @@ TEST_F(InstallUtilTest, DeleteRegistryValueIf) {
 
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_key");
+    override_manager.OverrideRegistry(root);
     // Nothing to delete if the key isn't even there.
     {
       MockRegistryValuePredicate pred;
@@ -357,7 +357,7 @@ TEST_F(InstallUtilTest, DeleteRegistryValueIf) {
 
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_key");
+    override_manager.OverrideRegistry(root);
     // Default value matches: delete using empty string.
     {
       MockRegistryValuePredicate pred;
@@ -378,7 +378,7 @@ TEST_F(InstallUtilTest, DeleteRegistryValueIf) {
 
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_key");
+    override_manager.OverrideRegistry(root);
     // Default value matches: delete using NULL.
     {
       MockRegistryValuePredicate pred;
diff --git a/chrome/installer/util/installer_state_unittest.cc b/chrome/installer/util/installer_state_unittest.cc
index 1c8fd65..e0cf3bd 100644
--- a/chrome/installer/util/installer_state_unittest.cc
+++ b/chrome/installer/util/installer_state_unittest.cc
@@ -353,7 +353,7 @@ TEST_F(InstallerStateTest, WithProduct) {
 
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_pit");
+    override_manager.OverrideRegistry(root);
     BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution(
         BrowserDistribution::CHROME_BROWSER);
     RegKey chrome_key(root, dist->GetVersionKey().c_str(), KEY_ALL_ACCESS);
@@ -385,7 +385,7 @@ TEST_F(InstallerStateTest, InstallerResult) {
   // check results for a fresh install of single Chrome
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     CommandLine cmd_line = CommandLine::FromString(L"setup.exe --system-level");
     const MasterPreferences prefs(cmd_line);
     InstallationState machine_state;
@@ -416,7 +416,7 @@ TEST_F(InstallerStateTest, InstallerResult) {
   // check results for a fresh install of multi Chrome
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_inst_res");
+    override_manager.OverrideRegistry(root);
     CommandLine cmd_line = CommandLine::FromString(
         L"setup.exe --system-level --multi-install --chrome");
     const MasterPreferences prefs(cmd_line);
@@ -617,8 +617,8 @@ TEST_F(InstallerStateTest, InitializeTwice) {
   base::ScopedPathOverride local_app_data_override(base::DIR_LOCAL_APP_DATA,
                                                    temp);
   registry_util::RegistryOverrideManager override_manager;
-  override_manager.OverrideRegistry(HKEY_CURRENT_USER, base::string16());
-  override_manager.OverrideRegistry(HKEY_LOCAL_MACHINE, base::string16());
+  override_manager.OverrideRegistry(HKEY_CURRENT_USER);
+  override_manager.OverrideRegistry(HKEY_LOCAL_MACHINE);
 
   InstallationState machine_state;
   machine_state.Initialize();
diff --git a/chrome/installer/util/product_state_unittest.cc b/chrome/installer/util/product_state_unittest.cc
index 42c4a99..64848e51 100644
--- a/chrome/installer/util/product_state_unittest.cc
+++ b/chrome/installer/util/product_state_unittest.cc
@@ -67,7 +67,7 @@ void ProductStateTest::SetUp() {
   // directly because it doesn't suit itself to our use here.
   RegKey temp_key;
 
-  registry_override_manager_.OverrideRegistry(overridden_, L"ProductStateTest");
+  registry_override_manager_.OverrideRegistry(overridden_);
 
   EXPECT_EQ(ERROR_SUCCESS,
             clients_.Create(overridden_, dist_->GetVersionKey().c_str(),
diff --git a/chrome/installer/util/product_unittest.cc b/chrome/installer/util/product_unittest.cc
index ea69d6e..6c311d1 100644
--- a/chrome/installer/util/product_unittest.cc
+++ b/chrome/installer/util/product_unittest.cc
@@ -79,7 +79,7 @@ TEST_F(ProductTest, ProductInstallBasic) {
   HKEY root = installer_state.root_key();
   {
     RegistryOverrideManager override_manager;
-    override_manager.OverrideRegistry(root, L"root_pit");
+    override_manager.OverrideRegistry(root);
 
     // There should be no installed version in the registry.
     machine_state.Initialize();
diff --git a/chrome/installer/util/work_item_list_unittest.cc b/chrome/installer/util/work_item_list_unittest.cc
index 5926ad7..9219789 100644
--- a/chrome/installer/util/work_item_list_unittest.cc
+++ b/chrome/installer/util/work_item_list_unittest.cc
@@ -29,7 +29,7 @@ class WorkItemListTest : public testing::Test {
  protected:
   virtual void SetUp() {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
-    registry_override_manager_.OverrideRegistry(HKEY_CURRENT_USER, L"root_pit");
+    registry_override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
   }
 
   virtual void TearDown() {
diff --git a/chrome_elf/blacklist/test/blacklist_test.cc b/chrome_elf/blacklist/test/blacklist_test.cc
index 22edf6e..ef715d3 100644
--- a/chrome_elf/blacklist/test/blacklist_test.cc
+++ b/chrome_elf/blacklist/test/blacklist_test.cc
@@ -47,7 +47,7 @@ namespace {
 class BlacklistTest : public testing::Test {
  protected:
   BlacklistTest() : override_manager_() {
-    override_manager_.OverrideRegistry(HKEY_CURRENT_USER, L"beacon_test");
+    override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
   }
 
   scoped_ptr<base::win::RegKey> blacklist_registry_key_;
diff --git a/chrome_elf/chrome_elf_util_unittest.cc b/chrome_elf/chrome_elf_util_unittest.cc
index 1cb6488..be8b683 100644
--- a/chrome_elf/chrome_elf_util_unittest.cc
+++ b/chrome_elf/chrome_elf_util_unittest.cc
@@ -58,10 +58,8 @@ class ChromeElfUtilTest :
                                              const char*> > {
  protected:
   virtual void SetUp() OVERRIDE {
-    override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE,
-                                      L"chrome_elf_test_local");
-    override_manager_.OverrideRegistry(HKEY_CURRENT_USER,
-                                      L"chrome_elf_test_current");
+    override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE);
+    override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
     const char* app;
     const char* level;
     const char* mode;
diff --git a/rlz/test/rlz_test_helpers.cc b/rlz/test/rlz_test_helpers.cc
index 8571bda..53c9732 100644
--- a/rlz/test/rlz_test_helpers.cc
+++ b/rlz/test/rlz_test_helpers.cc
@@ -111,8 +111,8 @@ void InitializeRegistryOverridesForTesting(
                                        KEY_READ), &data);
   }
 
-  override_manager->OverrideRegistry(HKEY_LOCAL_MACHINE, L"rlz_temp_hklm");
-  override_manager->OverrideRegistry(HKEY_CURRENT_USER, L"rlz_temp_hkcu");
+  override_manager->OverrideRegistry(HKEY_LOCAL_MACHINE);
+  override_manager->OverrideRegistry(HKEY_CURRENT_USER);
 
   if (do_copy) {
     base::win::RegKey key(