Fix comment for kPasswordStore in chrome_switches.cc

chrome/common/chrome_switches.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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "build/build_config.h"
 #include "ppapi/features/features.h"
@@ skipping 1000 matching lines @@
 #if defined(USE_ASH)
 const char kOpenAsh[]                       = "open-ash";
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_CHROMEOS)
 // These flags show the man page on Linux. They are equivalent to each
 // other.
 const char kHelp[]                          = "help";
 const char kHelpShort[]                     = "h";
 
-// Specifies which password store to use
-// (detect, default, gnome-keyring, gnome-libsecret, kwallet).
+// Specifies which encryption storage backend to use. Possible values are
+// kwallet, kwallet5, gnome, gnome-keyring, gnome-libsecret, basic. Any other
+// value will lead to Chrome detecting the best backend automatically.
+// TODO(crbug.com/571003): Once PasswordStore no longer uses the Keyring or
+// KWallet for storing passwords, rename this flag to stop referencing
+// passwords. Do not rename it sooner, though; developers and testers might
+// rely on it keeping large amounts of testing passwords out of their Keyrings
+// or KWallets.
 const char kPasswordStore[]                 = "password-store";
 
 // The same as the --class argument in X applications.  Overrides the WM_CLASS
 // window property with the given value.
 const char kWmClass[]                       = "class";
 #endif
 
 #if defined(OS_MACOSX)
 // Prevents Chrome from quitting when Chrome Apps are open.
 const char kAppsKeepChromeAliveInTests[]    = "apps-keep-chrome-alive-in-tests";
@@ skipping 216 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR VERY NICE FLAGS TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches