Fix some comments in DeleteChromeRegistrationKeys.

chrome/installer/setup/uninstall.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.
 //
 // This file defines the methods useful for uninstalling Chrome.
 
 #include "chrome/installer/setup/uninstall.h"
 
 #include <windows.h>
 
@@ skipping 746 matching lines @@
                                   InstallStatus* exit_code) {
   DCHECK(exit_code);
   if (!dist->CanSetAsDefault()) {
     // We should have never set those keys.
     return true;
   }
 
   base::FilePath chrome_exe(installer_state.target_path().Append(kChromeExe));
 
   // Delete Software\Classes\ChromeHTML.
-  // For user-level installs we now only write these entries in HKCU, but since
-  // old installs did install them to HKLM we will try to remove them in HKLM as
-  // well anyways.
   const string16 prog_id(ShellUtil::kChromeHTMLProgId + browser_entry_suffix);
   string16 reg_prog_id(ShellUtil::kRegClasses);
   reg_prog_id.push_back(base::FilePath::kSeparators[0]);
   reg_prog_id.append(prog_id);
   InstallUtil::DeleteRegistryKey(root, reg_prog_id);
 
-  // Delete Software\Classes\Chrome (Same comment as above applies for this too)
+  // Delete Software\Classes\Chrome.
   string16 reg_app_id(ShellUtil::kRegClasses);
   reg_app_id.push_back(base::FilePath::kSeparators[0]);
   // Append the requested suffix manually here (as ShellUtil::GetBrowserModelId
   // would otherwise try to figure out the currently installed suffix).
   reg_app_id.append(dist->GetBaseAppId() + browser_entry_suffix);
   InstallUtil::DeleteRegistryKey(root, reg_app_id);
 
   // Delete all Start Menu Internet registrations that refer to this Chrome.
   {
     using base::win::RegistryKeyIterator;
@@ skipping 632 matching lines @@
     // deletion unconditionally. If they are not empty, the session manager
     // will not delete them on reboot.
     ScheduleParentAndGrandparentForDeletion(target_path);
   } else if (DeleteApplicationProductAndVendorDirectories(target_path) ==
              installer::DELETE_FAILED) {
     *uninstall_status = installer::UNINSTALL_FAILED;
   }
 }
 
 }  // namespace installer