Remove obsolete plugin state handling code.

chrome/browser/ui/webui/plugins/plugins_handler.cc

 // Copyright 2016 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/ui/webui/plugins/plugins_handler.h"
 
 #include <memory>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 24 matching lines @@
 #include "ui/base/l10n/l10n_util.h"
 
 using content::WebPluginInfo;
 // Holds grouped plugins. The key is the group identifier and
 // the value is the list of plugins belonging to the group.
 using PluginGroups =
     base::hash_map<std::string, std::vector<const content::WebPluginInfo*>>;
 
 namespace {
 
-// Callback function to process result of EnablePlugin method.
-void AssertPluginEnabled(bool did_enable) {
-  DCHECK(did_enable);
-}
-
 base::string16 PluginTypeToString(int type) {
   // The type is stored as an |int|, but doing the switch on the right
   // enumeration type gives us better build-time error checking (if someone adds
   // a new type).
   switch (static_cast<WebPluginInfo::PluginType>(type)) {
     case WebPluginInfo::PLUGIN_TYPE_PEPPER_IN_PROCESS:
       return l10n_util::GetStringUTF16(IDS_PLUGINS_PPAPI_IN_PROCESS);
     case WebPluginInfo::PLUGIN_TYPE_PEPPER_OUT_OF_PROCESS:
       return l10n_util::GetStringUTF16(IDS_PLUGINS_PPAPI_OUT_OF_PROCESS);
     case WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN:
@@ skipping 53 matching lines @@
   show_details_.Init(prefs::kPluginsShowDetails, prefs);
 
   registrar_.Add(this, chrome::NOTIFICATION_PLUGIN_ENABLE_STATUS_CHANGED,
                  content::Source<Profile>(profile));
 }
 
 PluginsPageHandler::~PluginsPageHandler() {}
 
 void PluginsPageHandler::SetPluginEnabled(const std::string& plugin_path,
                                           bool enable) {
-  Profile* profile = Profile::FromWebUI(web_ui_);
-  PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile).get();
-  plugin_prefs->EnablePlugin(
-      enable, base::FilePath(
-                  mojo::String(plugin_path).To<base::FilePath::StringType>()),
-      base::Bind(&AssertPluginEnabled));
+  // TODO(http://crbug.com/615738): Remove this page altogether.
 }
 
 void PluginsPageHandler::SetPluginGroupEnabled(const std::string& group_name,
                                                bool enable) {
-  Profile* profile = Profile::FromWebUI(web_ui_);
-  PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(profile).get();
-  base::string16 group_name_as_string16 = base::UTF8ToUTF16(group_name);
-  plugin_prefs->EnablePluginGroup(enable, group_name_as_string16);
-  if (!enable) {
-    return;
-  }
-
-  // See http://crbug.com/50105 for background.
-  base::string16 adobereader =
-      base::ASCIIToUTF16(PluginMetadata::kAdobeReaderGroupName);
-  base::string16 internalpdf =
-      base::ASCIIToUTF16(ChromeContentClient::kPDFPluginName);
-  if (group_name_as_string16 == adobereader)
-    plugin_prefs->EnablePluginGroup(false, internalpdf);
-  else if (group_name_as_string16 == internalpdf)
-    plugin_prefs->EnablePluginGroup(false, adobereader);
+  // TODO(http://crbug.com/615738): Remove this page altogether.
 }
 
 void PluginsPageHandler::GetShowDetails(
     const GetShowDetailsCallback& callback) {
   callback.Run(show_details_.GetValue());
 }
 
 void PluginsPageHandler::SaveShowDetailsToPrefs(bool details_mode) {
   show_details_.SetValue(details_mode);
 }
@@ skipping 205 matching lines @@
   }
 
   if (plugins_enabled_by_policy)
     return "enabledByPolicy";
   if (plugins_disabled_by_policy)
     return "disabledByPolicy";
   if (plugins_managed_by_policy)
     return "managedByPolicy";
   return group_enabled ? "enabledByUser" : "disabledByUser";
 }