Remove the two years old code to enable the nacl plugin once if it's disabled. This was added to de…

chrome/common/pref_names.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/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 972 matching lines @@
 // List pref containing names of plugins that are disabled by policy.
 const char kPluginsDisabledPlugins[] = "plugins.plugins_disabled";
 
 // List pref containing exceptions to the list of plugins disabled by policy.
 const char kPluginsDisabledPluginsExceptions[] =
     "plugins.plugins_disabled_exceptions";
 
 // List pref containing names of plugins that are enabled by policy.
 const char kPluginsEnabledPlugins[] = "plugins.plugins_enabled";
 
-// When first shipped, the nacl plugin will be disabled by default.  When we
-// enable it by default, we'll want to do so only once.
-const char kPluginsEnabledNaCl[] = "plugins.enabled_nacl";
-
 // When bundled NPAPI Flash is removed, if at that point it is enabled while
 // Pepper Flash is disabled, we would like to turn on Pepper Flash. And we will
 // want to do so only once.
 const char kPluginsMigratedToPepperFlash[] = "plugins.migrated_to_pepper_flash";
 
 // In the early stage of component-updated PPAPI Flash, we did field trials in
 // which it was set to disabled by default. The corresponding settings item may
 // remain in some users' profiles. Currently it affects both the bundled and
 // component-updated PPAPI Flash (since the two share the same enable/disable
 // state). We want to remove this item to get those users to use PPAPI Flash.
@@ skipping 1490 matching lines @@
 
 // How often the bubble has been shown.
 extern const char kModuleConflictBubbleShown[] = "module_conflict.bubble_shown";
 
 // A string pref for storing the salt used to compute the pepper device ID.
 const char kDRMSalt[] = "settings.privacy.drm_salt";
 // A boolean pref that enables the (private) pepper GetDeviceID() call.
 const char kEnableDRM[] = "settings.privacy.drm_enabled";
 
 }  // namespace prefs