Remove multi-install from installer_util.

chrome/installer/util/master_preferences.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/installer/util/master_preferences.h"
 
 #include <stddef.h>
 
 #include "base/environment.h"
 #include "base/files/file_util.h"
@@ skipping 145 matching lines @@
     env->GetVar(env_vars::kGoogleUpdateIsMachineEnvVar, &is_machine_var);
     if (is_machine_var == "1") {
       VLOG(1) << "Taking system-level from environment.";
       name.assign(installer::master_preferences::kDistroDict);
       name.append(".").append(installer::master_preferences::kSystemLevel);
       master_dictionary_->SetBoolean(name, true);
     }
   }
 
   // Strip multi-install from the dictionary, if present. This ensures that any
-  // code that probes the dictionary directly to check for multi-install (rather
-  // than calling is_multi_install()) receives false. The updated dictionary is
-  // not written back to disk.
-  master_dictionary_->Remove(std::string(master_preferences::kDistroDict) +
-                                 '.' + master_preferences::kMultiInstall,
-                             nullptr);
+  // code that probes the dictionary directly to check for multi-install
+  // receives false. The updated dictionary is not written back to disk.
+  master_dictionary_->Remove(
+      std::string(master_preferences::kDistroDict) + ".multi_install", nullptr);
 
   // Cache a pointer to the distribution dictionary. Ignore errors if any.
   master_dictionary_->GetDictionary(installer::master_preferences::kDistroDict,
                                     &distribution_);
 #endif
 }
 
 void MasterPreferences::InitializeFromFilePath(
     const base::FilePath& prefs_path) {
   std::string json_data;
@@ skipping 94 matching lines @@
   }
   return result;
 }
 
 // static
 const MasterPreferences& MasterPreferences::ForCurrentProcess() {
   return g_master_preferences.Get();
 }
 
 }  // namespace installer