revert 128949 (and dependent 129252)

chrome/browser/plugin_installer.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/browser/plugin_installer.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/process.h"
@@ skipping 46 matching lines @@
         base::Bind(callback, content::DownloadId::Invalid(), error));
   }
 }
 
 }
 
 PluginInstaller::PluginInstaller(const std::string& identifier,
                                  const GURL& plugin_url,
                                  const GURL& help_url,
                                  const string16& name,
-                                 bool url_for_display,
-                                 bool requires_authorization)
+                                 bool url_for_display)
     : state_(kStateIdle),
       identifier_(identifier),
       plugin_url_(plugin_url),
       help_url_(help_url),
       name_(name),
-      url_for_display_(url_for_display),
-      requires_authorization_(requires_authorization) {
+      url_for_display_(url_for_display) {
 }
 
 PluginInstaller::~PluginInstaller() {
 }
 
 void PluginInstaller::OnDownloadUpdated(DownloadItem* download) {
   DownloadItem::DownloadState state = download->GetState();
   switch (state) {
     case DownloadItem::IN_PROGRESS:
       return;
@@ skipping 104 matching lines @@
   DCHECK(state_ == kStateDownloading);
   state_ = kStateIdle;
   FOR_EACH_OBSERVER(PluginInstallerObserver, observers_, DownloadError(msg));
 }
 
 void PluginInstaller::DownloadCancelled() {
   DCHECK(state_ == kStateDownloading);
   state_ = kStateIdle;
   FOR_EACH_OBSERVER(PluginInstallerObserver, observers_, DownloadCancelled());
 }